Weather · resolved market
Will the highest temperature in Paris be 21°C on April 27?
https://tailmypicks.com/m/0x91ab84f86a99f60ed888205366def2d490eb39a57045308d05914d23bb3d9c99
Rebuilt .
What this market resolved to
- Winning outcome
- Noof Yes, No
- Resolved
- US/Eastern, the zone Polymarket writes its markets in
- Scored in
- Weatherevery record on this page is that Category’s
- Volume Polymarket published
- $24,344
- Volume TailMyPicks’s own read summed
- $23,348
Both are shown because TailMyPicks only trusts a market it can reconcile: it reads every trade itself and compares its own total against the venue’s before scoring anything. The threshold below was applied to $24,344 — the venue’s figure.
Every figure here describes what TailMyPicks scored — positions held to resolution in markets that cleared the thresholds below. It is not a Polymarket account balance, and open positions are not counted anywhere on this site.
Who was on this market
All 81 wallets that hold a qualified pick on this market, biggest position first. Ordered by position size rather than by score, because this is a post-mortem of one market — a strong wallet’s small pick does not belong above a large committed one. Each wallet’s record in Weather is on its own row, so one correct call here is not mistaken for a track record.
| On this market | This wallet’s whole record in Weather | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Wallet | Entry | Position | Result | P/L held | Qualified picks | Win rate | vs expected | Realizable edge | Avg entry | ROI per pick | Tail Score |
| 0xbda1…827fbacked Yes | 39c | 2,330$898 in | Lost — open this pick on its own page | -$897.96 | 309 | 19.4%60 W · 249 L | -17.1wins | -0.06per pick | 25cpaid | -50.4%equal weight | 44-0.05 edge/pick |
| 0x8b9e…0948backed Yes | 53c | 584.88$313 in | Lost — open this pick on its own page | -$312.56 | 108 | 45.4%49 W · 59 L | +4.3wins | +0.04per pick | 41cpaid | +0.1%equal weight | 54+0.03 edge/pick |
| 0xd1f7…dae0backed Yes | 18c | 370.34$66 in | Lost — open this pick on its own page | -$66.13 | 97 | 47.4%46 W · 51 L | +2.3wins | +0.02per pick | 45cpaid | -4.8%equal weight | 52+0.02 edge/pick |
| 0xb06a…52f5backed Yes | 26c | 354.56$93 in | Lost — open this pick on its own page | -$93.18 | 5,832 | 36.7%2,138 W · 3,694 L | +211.1wins | +0.04per pick | 33cpaid | -24.8%equal weight | 54+0.04 edge/pick |
| 0x7b20…bc23backed No | 65c | 306.92$199 in | Won — open this pick on its own page | +$107.42 | 811 | 65.8%534 W · 277 L | -37.1wins | -0.05per pick | 70cpaid | -6.7%equal weight | 45-0.04 edge/pick |
| 0xfb85…f401backed No | 68c | 237.15$161 in | Won — open this pick on its own page | +$76.22 | 311 | 24.1%75 W · 236 L | -8.2wins | -0.03per pick | 27cpaid | -15.1%equal weight | 47-0.02 edge/pick |
| 0x5028…91c5backed No | 65c | 207.8$136 in | Won — open this pick on its own page | +$72.03 | 886 | 28.9%256 W · 630 L | -22.6wins | -0.03per pick | 31cpaid | -41.6%equal weight | 47-0.02 edge/pick |
| 0x6b50…c9babacked Yes | 60c | 195.11$117 in | Lost — open this pick on its own page | -$116.57 | 451 | 48.6%219 W · 232 L | +21.0wins | +0.05per pick | 44cpaid | +6.3%equal weight | 55+0.04 edge/pick |
| 0xb077…74d3backed No | 57c | 173.88$99 in | Won — open this pick on its own page | +$75.14 | 669 | 44.7%299 W · 370 L | +3.0wins | 0.00per pick | 44cpaid | -10.9%equal weight | 500.00 edge/pick |
| 0x2b13…62d3backed Yes | 17c | 164.87$28 in | Lost — open this pick on its own page | -$27.65 | 1,052 | 31.2%328 W · 724 L | -8.4wins | -0.01per pick | 32cpaid | -9.7%equal weight | 49-0.01 edge/pick |
| 0x6659…b7cabacked Yes | 22c | 152.96$33 in | Lost — open this pick on its own page | -$33.01 | 938 | 37.6%353 W · 585 L | -14.5wins | -0.02per pick | 39cpaid | -3.6%equal weight | 48-0.02 edge/pick |
| 0xd229…fcd6backed Yes | 12c | 150$18 in | Lost — open this pick on its own page | -$18 | 1,242 | 16.7%207 W · 1,035 L | -22.0wins | -0.02per pick | 18cpaid | -13.1%equal weight | 48-0.02 edge/pick |
| 0x9987…9014backed Yes | 40c | 148.83$60 in | Lost — open this pick on its own page | -$59.67 | 7 | 42.9%3 W · 4 L | -0.3wins | -0.04per pick | 47cpaid | -14.4%equal weight | 49-0.01 edge/pick |
| 0xb6af…4219backed Yes | 23c | 143.08$32 in | Lost — open this pick on its own page | -$32.49 | 506 | 48.8%247 W · 259 L | +25.1wins | +0.05per pick | 44cpaid | +6.9%equal weight | 55+0.05 edge/pick |
| 0x693c…d079backed No | 70c | 138.85$97 in | Won — open this pick on its own page | +$41.96 | 28 | 39.3%11 W · 17 L | -0.7wins | -0.02per pick | 42cpaid | -18.5%equal weight | 49-0.01 edge/pick |
| 0x5c38…f194backed No | 37c | 129.13$48 in | Won — open this pick on its own page | +$80.94 | 2,517 | 47.2%1,188 W · 1,329 L | +52.6wins | +0.02per pick | 45cpaid | +5%equal weight | 52+0.02 edge/pick |
| 0x0a84…171fbacked Yes | 30c | 118.6$35 in | Lost — open this pick on its own page | -$35.17 | 252 | 39.7%100 W · 152 L | -0.3wins | 0.00per pick | 40cpaid | -3.4%equal weight | 500.00 edge/pick |
| 0x2612…5289backed No | 63c | 110.42$70 in | Won — open this pick on its own page | +$40.53 | 3,048 | 40.5%1,234 W · 1,814 L | -121.5wins | -0.04per pick | 44cpaid | -23.2%equal weight | 46-0.04 edge/pick |
| 0xb3d7…e878backed Yes | 13c | 106.16$14 in | Lost — open this pick on its own page | -$14.02 | 237 | 43%102 W · 135 L | +0.2wins | 0.00per pick | 43cpaid | -3.6%equal weight | 500.00 edge/pick |
| 0x0eee…74e8backed Yes | 13c | 105.12$13 in | Lost — open this pick on its own page | -$13.21 | 400 | 25.5%102 W · 298 L | +4.4wins | +0.01per pick | 24cpaid | +2.4%equal weight | 51+0.01 edge/pick |
| 0x5f21…b376backed Yes | 15c | 101.32$15 in | Lost — open this pick on its own page | -$15.39 | 17,355 | 19.9%3,460 W · 13,895 L | +396.7wins | +0.02per pick | 18cpaid | +15.8%equal weight | 53+0.02 edge/pick |
| 0x901f…64f0backed Yes | 14c | 100$14 in | Lost — open this pick on its own page | -$14 | 131 | 33.6%44 W · 87 L | +0.7wins | +0.01per pick | 33cpaid | -6.2%equal weight | 510.00 edge/pick |
| 0x993c…8f7abacked No | 51c | 100$51 in | Won — open this pick on its own page | +$49 | 30 | 46.7%14 W · 16 L | +1.5wins | +0.05per pick | 42cpaid | +16.8%equal weight | 53+0.03 edge/pick |
| 0x59d4…b745backed Yes | 20c | 100$20 in | Lost — open this pick on its own page | -$20 | 275 | 40%110 W · 165 L | -10.0wins | -0.04per pick | 44cpaid | -13.5%equal weight | 46-0.03 edge/pick |
| 0xf674…8564backed Yes | 12c | 100$12 in | Lost — open this pick on its own page | -$12 | 162 | 34%55 W · 107 L | +1.4wins | +0.01per pick | 33cpaid | -6.2%equal weight | 51+0.01 edge/pick |
| 0xf4ad…d00bbacked Yes | 14c | 98.14$14 in | Lost — open this pick on its own page | -$14.22 | 490 | 38.8%190 W · 300 L | +24.4wins | +0.05per pick | 34cpaid | +0.4%equal weight | 55+0.05 edge/pick |
| 0xa0b1…6754backed No | 80c | 97.95$78 in | Won — open this pick on its own page | +$20.06 | 354 | 65%230 W · 124 L | +6.8wins | +0.02per pick | 63cpaid | +2.2%equal weight | 52+0.02 edge/pick |
| 0xff74…5de4backed Yes | 16c | 88.53$14 in | Lost — open this pick on its own page | -$14.38 | 659 | 34.1%225 W · 434 L | +36.6wins | +0.06per pick | 29cpaid | +18.9%equal weight | 56+0.05 edge/pick |
| 0xdadc…f9d8backed Yes | 15c | 82.35$12 in | Lost — open this pick on its own page | -$12.35 | 12 | 0%0 W · 12 L | -1.3wins | -0.11per pick | 11cpaid | -100%equal weight | 46-0.03 edge/pick |
| 0x108f…7136backed Yes | 16c | 81.66$13 in | Lost — open this pick on its own page | -$12.82 | 48 | 41.7%20 W · 28 L | +1.8wins | +0.04per pick | 38cpaid | +24.1%equal weight | 53+0.02 edge/pick |
| 0x6a8d…50f9backed No | 77c | 77.6$60 in | Won — open this pick on its own page | +$17.7 | 9,799 | 44.6%4,367 W · 5,432 L | +256.4wins | +0.03per pick | 42cpaid | +12.3%equal weight | 53+0.03 edge/pick |
| 0x4245…a467backed Yes | 51c | 75.53$39 in | Lost — open this pick on its own page | -$38.62 | 607 | 39.7%241 W · 366 L | +27.7wins | +0.05per pick | 35cpaid | +10.1%equal weight | 55+0.04 edge/pick |
| 0x35c4…d144backed No | 51c | 73.05$38 in | Won — open this pick on its own page | +$35.44 | 1,255 | 62.5%785 W · 470 L | +99.5wins | +0.08per pick | 55cpaid | +16.8%equal weight | 59+0.08 edge/pick |
| 0x5bc3…b0aebacked No | 73c | 72.95$53 in | Won — open this pick on its own page | +$19.99 | 959 | 33.5%321 W · 638 L | +28.3wins | +0.03per pick | 31cpaid | -5%equal weight | 53+0.03 edge/pick |
| 0xc34f…7d2ebacked No | 49c | 72.83$36 in | Won — open this pick on its own page | +$36.81 | 12,173 | 46.8%5,692 W · 6,481 L | -42.2wins | 0.00per pick | 47cpaid | -13.7%equal weight | 500.00 edge/pick |
| 0xbb7a…ed18backed Yes | 30c | 72.21$22 in | Lost — open this pick on its own page | -$21.59 | 1,544 | 16.3%252 W · 1,292 L | +21.9wins | +0.01per pick | 15cpaid | +10.5%equal weight | 52+0.01 edge/pick |
| 0xb740…eabbbacked Yes | 14c | 71.9$10 in | Lost — open this pick on its own page | -$10.07 | 239 | 23.4%56 W · 183 L | -17.1wins | -0.07per pick | 31cpaid | -30.5%equal weight | 43-0.06 edge/pick |
| 0x1cdd…e595backed Yes | 15c | 67.77$10 in | Lost — open this pick on its own page | -$10.06 | 7,148 | 9.3%666 W · 6,482 L | -1,105.8wins | -0.15per pick | 25cpaid | -75.9%equal weight | 33-0.15 edge/pick |
| 0x80f5…2b27backed Yes | 27c | 67.3$18 in | Lost — open this pick on its own page | -$17.99 | 314 | 42.4%133 W · 181 L | +15.2wins | +0.05per pick | 38cpaid | +8.5%equal weight | 55+0.04 edge/pick |
| 0xe7c9…d2b8backed No | 45c | 65.91$30 in | Won — open this pick on its own page | +$35.92 | 535 | 47.5%254 W · 281 L | -8.6wins | -0.02per pick | 49cpaid | +3.9%equal weight | 48-0.02 edge/pick |
| 0x9686…1701backed Yes | 17c | 64.73$11 in | Lost — open this pick on its own page | -$11 | 351 | 33.6%118 W · 233 L | +10.3wins | +0.03per pick | 31cpaid | -2.1%equal weight | 53+0.03 edge/pick |
| 0xaab2…4c7abacked Yes | 41c | 62.17$26 in | Lost — open this pick on its own page | -$25.77 | 10 | 40%4 W · 6 L | +1.2wins | +0.12per pick | 28cpaid | +24.4%equal weight | 54+0.03 edge/pick |
| 0xa34d…b57fbacked No | 54c | 60.96$33 in | Won — open this pick on its own page | +$28.21 | 999 | 62.8%627 W · 372 L | +37.5wins | +0.04per pick | 59cpaid | +2.1%equal weight | 54+0.04 edge/pick |
| 0x3310…545dbacked Yes | 18c | 59.67$11 in | Lost — open this pick on its own page | -$10.74 | 22 | 22.7%5 W · 17 L | +1.9wins | +0.08per pick | 14cpaid | +33.7%equal weight | 54+0.04 edge/pick |
| 0xb40e…7cc9backed Yes | 35c | 59.33$21 in | Lost — open this pick on its own page | -$20.88 | 12,498 | 19.5%2,441 W · 10,057 L | -2,667.3wins | -0.21per pick | 41cpaid | -66.8%equal weight | 26-0.21 edge/pick |
| 0x4115…6af1backed Yes | 66c | 59.08$39 in | Lost — open this pick on its own page | -$39.27 | 7 | 42.9%3 W · 4 L | -0.8wins | -0.12per pick | 55cpaid | -3%equal weight | 47-0.03 edge/pick |
| 0x510f…a43cbacked No | 50c | 58.48$29 in | Won — open this pick on its own page | +$29.41 | 3,474 | 33.9%1,177 W · 2,297 L | -175.6wins | -0.05per pick | 39cpaid | -28.4%equal weight | 44-0.05 edge/pick |
| 0x3322…7dc2backed No | 53c | 54.8$29 in | Won — open this pick on its own page | +$25.74 | 152 | 36.2%55 W · 97 L | +5.4wins | +0.04per pick | 33cpaid | -7%equal weight | 53+0.03 edge/pick |
| 0x3eb9…901ebacked No | 60c | 53.03$32 in | Won — open this pick on its own page | +$21.16 | 57 | 66.7%38 W · 19 L | -0.4wins | -0.01per pick | 67cpaid | +0.4%equal weight | 500.00 edge/pick |
| 0x4a72…9d77backed Yes | 19c | 52.9$10 in | Lost — open this pick on its own page | -$10.2 | 37 | 45.9%17 W · 20 L | +1.1wins | +0.03per pick | 43cpaid | -5.1%equal weight | 52+0.02 edge/pick |
| 0x72e5…6412backed Yes | 55c | 50$28 in | Lost — open this pick on its own page | -$27.5 | 27 | 44.4%12 W · 15 L | +1.1wins | +0.04per pick | 40cpaid | +5.6%equal weight | 52+0.02 edge/pick |
| 0x5de8…f004backed No | 64c | 50$32 in | Won — open this pick on its own page | +$18 | 157 | 49.7%78 W · 79 L | -0.5wins | 0.00per pick | 50cpaid | -4.9%equal weight | 500.00 edge/pick |
| 0xd660…865abacked Yes | 24c | 48.77$12 in | Lost — open this pick on its own page | -$11.61 | 3 | 0%0 W · 3 L | -1.0wins | -0.33per pick | 33cpaid | -100%equal weight | 46-0.04 edge/pick |
| 0x9be9…7017backed No | 44c | 48.56$21 in | Won — open this pick on its own page | +$27.39 | 656 | 27.4%180 W · 476 L | +7.1wins | +0.01per pick | 26cpaid | +2.7%equal weight | 51+0.01 edge/pick |
| 0x8fb4…b9edbacked No | 50c | 45.9$23 in | Won — open this pick on its own page | +$23.01 | 421 | 30.4%128 W · 293 L | +19.5wins | +0.05per pick | 26cpaid | +6.3%equal weight | 55+0.04 edge/pick |
| 0xde8a…a3fcbacked No | 52c | 44.81$23 in | Won — open this pick on its own page | +$21.4 | 173 | 55.5%96 W · 77 L | +10.8wins | +0.06per pick | 49cpaid | +14.9%equal weight | 56+0.05 edge/pick |
| 0x8c99…3ef0backed No | 61c | 44.68$27 in | Won — open this pick on its own page | +$17.43 | 89 | 55.1%49 W · 40 L | -2.0wins | -0.02per pick | 57cpaid | -6.5%equal weight | 48-0.02 edge/pick |
| 0x5aad…dc28backed No | 49c | 40$20 in | Won — open this pick on its own page | +$20.4 | 676 | 33.7%228 W · 448 L | +33.8wins | +0.05per pick | 29cpaid | +16.1%equal weight | 55+0.05 edge/pick |
| 0x36c2…2b8cbacked No | 76c | 39.47$30 in | Won — open this pick on its own page | +$9.48 | 707 | 70.2%496 W · 211 L | -4.2wins | -0.01per pick | 71cpaid | -2%equal weight | 49-0.01 edge/pick |
| 0x75b0…e7b7backed No | 77c | 39.17$30 in | Won — open this pick on its own page | +$9.01 | 1,585 | 78.5%1,244 W · 341 L | +39.7wins | +0.03per pick | 76cpaid | +3.2%equal weight | 53+0.02 edge/pick |
| 0xb166…0c07backed No | 79c | 37.59$30 in | Won — open this pick on its own page | +$7.89 | 39 | 41%16 W · 23 L | +4.3wins | +0.11per pick | 30cpaid | +94.8%equal weight | 57+0.07 edge/pick |
| 0xa2ed…9d98backed No | 53c | 35.75$19 in | Won — open this pick on its own page | +$16.69 | 822 | 68.7%565 W · 257 L | +72.3wins | +0.09per pick | 60cpaid | +17.4%equal weight | 59+0.09 edge/pick |
| 0x0619…0379backed No | 55c | 34.85$19 in | Won — open this pick on its own page | +$15.52 | 548 | 57.5%315 W · 233 L | +13.1wins | +0.02per pick | 55cpaid | +3%equal weight | 53+0.02 edge/pick |
| 0xf7f4…1e34backed Yes | 58c | 34.48$20 in | Lost — open this pick on its own page | -$19.92 | 1,312 | 45%590 W · 722 L | +33.6wins | +0.03per pick | 42cpaid | +2.2%equal weight | 53+0.03 edge/pick |
| 0x0a58…8611backed Yes | 35c | 32.13$11 in | Lost — open this pick on its own page | -$11.34 | 2 | 50%1 W · 1 L | +0.2wins | +0.10per pick | 40cpaid | +13.6%equal weight | 51+0.01 edge/pick |
| 0xbbe7…33d8backed Yes | 61c | 31.5$19 in | Lost — open this pick on its own page | -$19.22 | 10 | 40%4 W · 6 L | -0.1wins | -0.01per pick | 41cpaid | +16.9%equal weight | 500.00 edge/pick |
| 0x2698…2941backed Yes | 46c | 30.78$14 in | Lost — open this pick on its own page | -$14.1 | 1,011 | 61.2%619 W · 392 L | +14.2wins | +0.01per pick | 60cpaid | -1.4%equal weight | 52+0.01 edge/pick |
| 0xe422…4d64backed No | 45c | 30$13 in | Won — open this pick on its own page | +$16.5 | 2,065 | 43.6%900 W · 1,165 L | -11.3wins | -0.01per pick | 44cpaid | -1.4%equal weight | 49-0.01 edge/pick |
| 0xeb54…d452backed No | 65c | 29.99$19 in | Won — open this pick on its own page | +$10.5 | 4,525 | 65.6%2,967 W · 1,558 L | -134.0wins | -0.03per pick | 69cpaid | -4.1%equal weight | 47-0.03 edge/pick |
| 0x8bca…e136backed Yes | 45c | 28.22$13 in | Lost — open this pick on its own page | -$12.78 | 445 | 36.2%161 W · 284 L | +13.0wins | +0.03per pick | 33cpaid | +1.4%equal weight | 53+0.03 edge/pick |
| 0xdd7a…7bfbbacked No | 74c | 28$21 in | Won — open this pick on its own page | +$7.28 | 4,961 | 68.3%3,386 W · 1,575 L | +65.6wins | +0.01per pick | 67cpaid | +1.9%equal weight | 51+0.01 edge/pick |
| 0xc423…2ccdbacked Yes | 53c | 27.17$14 in | Lost — open this pick on its own page | -$14.29 | 524 | 44.1%231 W · 293 L | -9.0wins | -0.02per pick | 46cpaid | -6.8%equal weight | 48-0.02 edge/pick |
| 0x1181…030dbacked No | 80c | 24.6$20 in | Won — open this pick on its own page | +$4.92 | 13 | 61.5%8 W · 5 L | +0.2wins | +0.01per pick | 60cpaid | -11.4%equal weight | 51+0.01 edge/pick |
| 0x8d34…2f2bbacked No | 78c | 24.51$19 in | Won — open this pick on its own page | +$5.39 | 4 | 75%3 W · 1 L | +0.9wins | +0.22per pick | 53cpaid | +31.8%equal weight | 53+0.03 edge/pick |
| 0x4248…60abbacked No | 78c | 24$19 in | Won — open this pick on its own page | +$5.28 | 2,219 | 58.7%1,303 W · 916 L | -11.5wins | -0.01per pick | 59cpaid | -2.9%equal weight | 49-0.01 edge/pick |
| 0x116b…efbcbacked Yes | 43c | 23.59$10 in | Lost — open this pick on its own page | -$10.24 | 3 | 33.3%1 W · 2 L | -0.1wins | -0.03per pick | 37cpaid | -29.8%equal weight | 500.00 edge/pick |
| 0xd731…4199backed No | 75c | 20$15 in | Won — open this pick on its own page | +$5 | 92 | 73.9%68 W · 24 L | +5.0wins | +0.05per pick | 69cpaid | +15.8%equal weight | 55+0.04 edge/pick |
| 0x3d7e…ad97backed No | 51c | 19.76$10 in | Won — open this pick on its own page | +$9.58 | 119 | 56.3%67 W · 52 L | +1.3wins | +0.01per pick | 55cpaid | -2.2%equal weight | 51+0.01 edge/pick |
| 0x429c…5f41backed Yes | 53c | 19.45$10 in | Lost — open this pick on its own page | -$10.32 | 107 | 45.8%49 W · 58 L | -7.4wins | -0.07per pick | 53cpaid | -13.4%equal weight | 44-0.06 edge/pick |
| 0x2846…f71bbacked No | 79c | 17.13$13 in | Won — open this pick on its own page | +$3.65 | 3 | 66.7%2 W · 1 L | 0.0wins | 0.00per pick | 67cpaid | -5.5%equal weight | 500.00 edge/pick |
| 0x1183…f754backed No | 67c | 16.58$11 in | Won — open this pick on its own page | +$5.41 | 7 | 42.9%3 W · 4 L | -0.6wins | -0.09per pick | 51cpaid | -41.4%equal weight | 48-0.02 edge/pick |
Entry is the average price this wallet paid on the side it backed, so being right at 20c is distinguishable from being right at 95c. Position is what it was left holding in shares, with what it spent underneath. Result opens that one pick on a page of its own, which is the link to send somebody. P/L held is what that position would have been worth held to resolution — not cash the wallet withdrew, because selling early is still a correct forecast. The seven columns on the right describe the wallet’s whole record in Weather and say nothing about this market.
The rest of this event
Polymarket sells these questions together. 6 in all. TailMyPicks has no name for an event — the venue publishes an identifier and no title — so they are listed by their own questions.
- Will the highest temperature in Paris be 21°C on April 27?this page
- Will the highest temperature in Paris be 19°C on April 27?No won
- Will the highest temperature in Paris be 20°C on April 27?No won
- Will the highest temperature in Paris be 22°C on April 27?Yes won
- Will the highest temperature in Paris be 23°C on April 27?No won
- Will the highest temperature in Paris be 24°C on April 27?No won
Not every trade counts. A Pick has to clear four thresholds to be scored.
TailMyPicks scores a wallet on what it can actually be judged on: positions held to resolution, in markets with enough volume to be real, at prices where being right was not already priced in.
- The market traded at least $500.
- The entry price was between 0.00 and 0.80 — a near-certainty is not a call.
- The position was at least $10 — dust is not a position.
- The market has resolved, so there is a right answer to grade against.
Thresholds behind these numbers: set by an operator decision, not measured.