"Pseudo-MPEC" for P12pfyW
Created 2026 Aug 18 0:35:10 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12pfyW*0C2026 08 12.41827221 42 07.161-19 43 11.10 ~8CDZ 21.72wXNEOCPF51
P12pfyW 0C2026 08 12.42941721 42 06.841-19 43 59.08 ~8CDZ 21.85wXNEOCPF51
P12pfyW 0C2026 08 12.44061621 42 06.494-19 44 47.47 ~8CDZ 21.47wXNEOCPF51
P12pfyW 0C2026 08 12.56562121 42 02.974-19 53 44.96 ~8CKo 21.51GVNEOCPF51
P12pfyW 0C2026 08 12.56627321 42 02.983-19 53 48.13 ~8CKo 20.84GVNEOCPF51
P12pfyW KC2026 08 14.60635621 41 28.426-22 26 35.45 ~8EF5 20.8 GWNEOCP474
P12pfyW KC2026 08 14.61006521 41 28.320-22 26 53.05 ~8EF5 21.3 GWNEOCP474
P12pfyW KC2026 08 14.61377521 41 28.250-22 27 10.55 ~8EF5 21.2 GWNEOCP474
P12pfyW KC2026 08 14.61748521 41 28.142-22 27 28.08 ~8EF5 21.4 GWNEOCP474
P12pfyW 0B2026 08 17.02474121 40 39.659-25 43 57.51 ~8H7o 21.5 GWNEOCPM21
P12pfyW 0B2026 08 17.05799521 40 38.492-25 46 46.46 ~8H7o WNEOCPM21
Station data:
(474) Mount John Observatory, Lake Tekapo (S43.987385 E170.464960) New
Zealand. Observers A. C. Gilmore, P. M. Kilmartin. Measurer P. M.
Kilmartin. 1.0-m f/7.7 reflector + CCD.
(F51) Pan-STARRS 1, Haleakala (N20.707234 W156.255910) US/Hawaii.
Observers J. Herman, T. Lowe, P. Minguez, A. Schultz, I. Smith. Measurers
K. Chambers, T. de Boer, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, E.
Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chrétien +
CCD.
(M21) Schiaparelli Southern Observatory, Hakos (S23.236549 E16.361440)
Namibia. Observers A. Aletti, F. Bellini, L. Buzzi, G. Galli. Measurer L.
Buzzi. 0.36-m f/8.4 reflector + CCD.
Orbital elements: P12pfyW
Perihelion 2026 Nov 3.843344 +/- 0.128 TT = 20:14:24.9 (JD 2461348.343344)
Epoch 2026 Aug 17.0 TT = JDT 2461269.5 Earth MOID: 0.1835 Ma: 0.0777
M 321.768629991 +/- 0.49 (J2000 ecliptic) AutoNEOCP
n 0.484902950 +/- 0.00551 Peri. 268.881984 +/- 0.12
a 1.604597697 +/- 0.0122 Node 136.161593 +/- 0.015
e 0.41323727 +/- 0.00443 Incl. 18.255773 +/- 0.18
P 2.033/742.403d H 23.40 G 0.15 U 9.2
q 0.941518114 +/- 0.000163 Q 2.267677280 +/- 0.0243
From 11 observations 2026 Aug. 12-17; mean residual 0".24
Residuals in arcseconds: 260812 F51 .07+ .10- 260812 F51 .19+ .16- 260814 474 .14+ .38- 260812 F51 .11+ .05+ 260814 474 .30- .40+ 260817 M21 .19+ .48+ 260812 F51 .18- .00 260814 474 .31- .08+ 260817 M21 .09- .47- 260812 F51 .17- .21+ 260814 474 .18+ .13- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 08 18 01 21 40 18.263 -27 11 43.32 .24437 1.2508 165.9 21.5 .349 37 2026 08 18 02 21 40 17.321 -27 15 22.65 .24418 1.2505 165.9 21.5 .363 36 2026 08 18 03 21 40 16.378 -27 19 02.26 .24400 1.2503 165.8 21.5 .377 35 2026 08 18 04 21 40 15.434 -27 22 42.14 .24382 1.2500 165.7 21.5 .392 34 2026 08 18 05 21 40 14.487 -27 26 22.30 .24364 1.2498 165.6 21.5 .407 33 2026 08 18 06 21 40 13.539 -27 30 02.74 .24346 1.2495 165.6 21.5 .423 32 2026 08 18 07 21 40 12.589 -27 33 43.45 .24328 1.2493 165.5 21.5 .439 31 2026 08 18 08 21 40 11.637 -27 37 24.45 .24310 1.2490 165.4 21.5 .455 30 2026 08 18 09 21 40 10.683 -27 41 05.72 .24292 1.2487 165.3 21.5 .472 29 2026 08 18 10 21 40 09.728 -27 44 47.26 .24274 1.2485 165.2 21.5 .489 29 2026 08 18 11 21 40 08.771 -27 48 29.08 .24256 1.2482 165.2 21.5 .506 28 2026 08 18 12 21 40 07.812 -27 52 11.18 .24238 1.2480 165.1 21.5 .524 27 2026 08 18 13 21 40 06.852 -27 55 53.55 .24220 1.2477 165.0 21.5 .543 27 2026 08 18 14 21 40 05.889 -27 59 36.19 .24202 1.2475 164.9 21.5 .561 26 2026 08 18 15 21 40 04.925 -28 03 19.11 .24185 1.2472 164.8 21.5 .580 26 2026 08 18 16 21 40 03.960 -28 07 02.30 .24167 1.2470 164.7 21.5 .600 25 2026 08 18 17 21 40 02.992 -28 10 45.76 .24149 1.2467 164.7 21.5 .620 24 2026 08 18 18 21 40 02.023 -28 14 29.50 .24132 1.2465 164.6 21.5 .640 24 2026 08 18 19 21 40 01.052 -28 18 13.51 .24114 1.2462 164.5 21.5 .661 24 2026 08 18 20 21 40 00.080 -28 21 57.79 .24097 1.2460 164.4 21.5 .682 23 2026 08 18 21 21 39 59.106 -28 25 42.34 .24079 1.2457 164.3 21.5 .703 23 2026 08 18 22 21 39 58.130 -28 29 27.16 .24062 1.2455 164.3 21.5 .725 22 2026 08 18 23 21 39 57.152 -28 33 12.25 .24045 1.2452 164.2 21.5 .747 22 2026 08 19 00 21 39 56.173 -28 36 57.62 .24027 1.2449 164.1 21.5 .769 22 2026 08 19 01 21 39 55.192 -28 40 43.25 .24010 1.2447 164.0 21.5 .792 21 2026 08 19 02 21 39 54.210 -28 44 29.15 .23993 1.2444 163.9 21.5 .816 21 2026 08 19 03 21 39 53.226 -28 48 15.32 .23976 1.2442 163.9 21.5 .839 21 2026 08 19 04 21 39 52.240 -28 52 01.75 .23959 1.2439 163.8 21.5 .863 20 2026 08 19 05 21 39 51.252 -28 55 48.45 .23942 1.2437 163.7 21.5 .888 20 2026 08 19 06 21 39 50.263 -28 59 35.42 .23925 1.2434 163.6 21.5 .913 20 2026 08 19 07 21 39 49.273 -29 03 22.66 .23908 1.2432 163.5 21.5 .938 19 2026 08 19 08 21 39 48.280 -29 07 10.16 .23891 1.2429 163.4 21.5 .964 19 2026 08 19 09 21 39 47.286 -29 10 57.93 .23874 1.2427 163.4 21.5 .990 19 2026 08 19 10 21 39 46.291 -29 14 45.96 .23857 1.2424 163.3 21.5 1.02 19 2026 08 19 11 21 39 45.294 -29 18 34.26 .23840 1.2422 163.2 21.5 1.04 18 2026 08 19 12 21 39 44.295 -29 22 22.82 .23823 1.2419 163.1 21.5 1.07 18 2026 08 19 13 21 39 43.295 -29 26 11.65 .23807 1.2417 163.0 21.5 1.10 18 2026 08 19 14 21 39 42.293 -29 30 00.73 .23790 1.2414 162.9 21.5 1.13 18 2026 08 19 15 21 39 41.289 -29 33 50.08 .23773 1.2412 162.9 21.5 1.15 18 2026 08 19 16 21 39 40.284 -29 37 39.69 .23757 1.2409 162.8 21.5 1.18 17 2026 08 19 17 21 39 39.277 -29 41 29.57 .23740 1.2406 162.7 21.5 1.21 17 2026 08 19 18 21 39 38.269 -29 45 19.70 .23724 1.2404 162.6 21.5 1.24 17 2026 08 19 19 21 39 37.259 -29 49 10.09 .23707 1.2401 162.5 21.5 1.27 17 2026 08 19 20 21 39 36.248 -29 53 00.74 .23691 1.2399 162.4 21.5 1.30 17 2026 08 19 21 21 39 35.235 -29 56 51.66 .23674 1.2396 162.4 21.5 1.33 17 2026 08 19 22 21 39 34.221 -30 00 42.83 .23658 1.2394 162.3 21.5 1.36 16 2026 08 19 23 21 39 33.205 -30 04 34.25 .23642 1.2391 162.2 21.5 1.40 16 2026 08 20 00 21 39 32.187 -30 08 25.94 .23626 1.2389 162.1 21.6 1.43 16