"Pseudo-MPEC" for P22r4j1
Created 2026 Oct 8 7:35:32 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P22r4j1*0C2026 10 06.39643101 03 26.282-18 46 39.22 ~A6CK 21.51wXNEOCPF52
P22r4j1 0C2026 10 06.40740401 03 25.755-18 46 30.73 ~A6CK 21.51wXNEOCPF52
P22r4j1 0C2026 10 06.41847601 03 25.232-18 46 21.96 ~A6CK 21.52wXNEOCPF52
P22r4j1 0C2026 10 06.42941401 03 24.690-18 46 13.29 ~A6CK 21.35wXNEOCPF52
P22r4j1 0C2026 10 06.54171501 03 19.329-18 44 43.14 ~A6No 21.02GVNEOCPF52
P22r4j1 0C2026 10 06.54252201 03 19.239-18 44 43.02 ~A6No 21.33GVNEOCPF52
P22r4j1 1C2026 10 08.27172901 02 07.818-18 21 18.54 ~A875 21.97GVNEOCPI52
P22r4j1 1C2026 10 08.27755601 02 07.606-18 21 13.82 ~A875 21.42GVNEOCPI52
P22r4j1 1C2026 10 08.28310501 02 07.310-18 21 09.04 ~A875 21.51GVNEOCPI52
P22r4j1 1C2026 10 08.28673801 02 07.159-18 21 06.59 ~A875 22.38GVNEOCPI52
Station data:
(F52) Pan-STARRS 2, Haleakala (N20.707382 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.
(I52) Steward Observatory, Mt. Lemmon Station (N32.442570 W110.788920)
US/Arizona. Measurers T. Beuden, V. F. Carvajal, D. Fay, J. B. Fazekas, D.
C. Fuls, A. R. Gibbs, A. D. Grauer, H. Gröller, J. K. Hogan, R. A.
Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F. C.
Shelly, K. W. Wierzchoś. 1.0-m prime focus + CCD.
Orbital elements: P22r4j1
Perihelion 2026 Aug 21.871654 +/- 9.35 TT = 20:55:10.9 (JD 2461274.371654)
Epoch 2026 Oct 8.0 TT = JDT 2461321.5 Earth MOID: 0.5116 AutoNEOCP
M 10.331218282 +/- 1.6 (J2000 ecliptic)
n 0.219214532 +/- 0.0127 Peri. 274.567292 +/- 8
a 2.724100677 +/- 0.105 Node 66.252974 +/- 2.4
e 0.45955029 +/- 0.0262 Incl. 10.231849 +/- 0.27
P 4.49609 H 21.11 G 0.15 U 9.8
q 1.472239404 +/- 0.0249 Q 3.975961950 +/- 0.222
From 10 observations 2026 Oct. 6-8 (45.4 hr); mean residual 0".23
Residuals in arcseconds: 261006 F52 .07- .04+ 261006 F52 .36+ .26+ 261008 I52 .09- .20+ 261006 F52 .03- .07- 261006 F52 .38- .28- 261008 I52 .20+ .36- 261006 F52 .15+ .00 261008 I52 .50- .14+ 261006 F52 .03- .04+ 261008 I52 .39+ .03+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 10 08 08 01 02 05.108 -18 20 15.54 .57323 1.5401 155.8 21.7 .395 170 2026 10 08 09 01 02 03.379 -18 19 40.73 .57337 1.5403 155.8 21.7 .459 167 2026 10 08 10 01 02 01.652 -18 19 05.88 .57351 1.5404 155.8 21.7 .526 165 2026 10 08 11 01 01 59.925 -18 18 31.00 .57365 1.5405 155.8 21.7 .597 164 2026 10 08 12 01 01 58.198 -18 17 56.07 .57379 1.5406 155.8 21.7 .670 163 2026 10 08 13 01 01 56.473 -18 17 21.10 .57393 1.5407 155.8 21.7 .746 162 2026 10 08 14 01 01 54.748 -18 16 46.10 .57407 1.5408 155.8 21.7 .826 161 2026 10 08 15 01 01 53.023 -18 16 11.05 .57421 1.5409 155.8 21.7 .908 160 2026 10 08 16 01 01 51.300 -18 15 35.97 .57435 1.5411 155.8 21.7 0.99 159 2026 10 08 17 01 01 49.577 -18 15 00.84 .57449 1.5412 155.8 21.7 1.08 159 2026 10 08 18 01 01 47.855 -18 14 25.68 .57463 1.5413 155.8 21.7 1.17 158 2026 10 08 19 01 01 46.134 -18 13 50.48 .57477 1.5414 155.8 21.7 1.26 158 2026 10 08 20 01 01 44.413 -18 13 15.24 .57491 1.5415 155.8 21.7 1.36 157 2026 10 08 21 01 01 42.694 -18 12 39.96 .57505 1.5416 155.8 21.7 1.46 157 2026 10 08 22 01 01 40.975 -18 12 04.64 .57520 1.5418 155.8 21.7 1.56 157 2026 10 08 23 01 01 39.257 -18 11 29.28 .57534 1.5419 155.7 21.7 1.66 157 2026 10 09 00 01 01 37.539 -18 10 53.89 .57548 1.5420 155.7 21.7 1.77 156 2026 10 09 01 01 01 35.823 -18 10 18.45 .57562 1.5421 155.7 21.7 1.88 156 2026 10 09 02 01 01 34.107 -18 09 42.98 .57577 1.5422 155.7 21.7 1.99 156 2026 10 09 03 01 01 32.392 -18 09 07.47 .57591 1.5423 155.7 21.7 2.11 156 2026 10 09 04 01 01 30.678 -18 08 31.92 .57605 1.5425 155.7 21.7 2.22 156 2026 10 09 05 01 01 28.965 -18 07 56.33 .57620 1.5426 155.7 21.7 2.34 156 2026 10 09 06 01 01 27.253 -18 07 20.70 .57634 1.5427 155.7 21.7 2.47 155 2026 10 09 07 01 01 25.541 -18 06 45.03 .57649 1.5428 155.7 21.7 2.59 155 2026 10 09 08 01 01 23.831 -18 06 09.33 .57663 1.5429 155.7 21.7 2.72 155 2026 10 09 09 01 01 22.121 -18 05 33.59 .57678 1.5430 155.7 21.7 2.85 155 2026 10 09 10 01 01 20.412 -18 04 57.80 .57692 1.5432 155.7 21.7 2.98 155 2026 10 09 11 01 01 18.704 -18 04 21.98 .57707 1.5433 155.7 21.7 3.12 155 2026 10 09 12 01 01 16.997 -18 03 46.13 .57722 1.5434 155.7 21.7 3.26 155 2026 10 09 13 01 01 15.291 -18 03 10.23 .57736 1.5435 155.7 21.7 3.40 155 2026 10 09 14 01 01 13.586 -18 02 34.29 .57751 1.5436 155.7 21.7 3.54 155 2026 10 09 15 01 01 11.882 -18 01 58.32 .57766 1.5437 155.7 21.7 3.69 155 2026 10 09 16 01 01 10.179 -18 01 22.31 .57780 1.5439 155.7 21.7 3.84 155 2026 10 09 17 01 01 08.476 -18 00 46.26 .57795 1.5440 155.7 21.7 3.99 155 2026 10 09 18 01 01 06.775 -18 00 10.17 .57810 1.5441 155.7 21.7 4.15 155 2026 10 09 19 01 01 05.075 -17 59 34.05 .57825 1.5442 155.7 21.7 4.30 155 2026 10 09 20 01 01 03.375 -17 58 57.88 .57839 1.5443 155.7 21.7 4.46 155 2026 10 09 21 01 01 01.677 -17 58 21.68 .57854 1.5444 155.6 21.7 4.62 155 2026 10 09 22 01 00 59.979 -17 57 45.44 .57869 1.5446 155.6 21.7 4.79 155 2026 10 09 23 01 00 58.283 -17 57 09.16 .57884 1.5447 155.6 21.7 4.96 154 2026 10 10 00 01 00 56.588 -17 56 32.85 .57899 1.5448 155.6 21.7 5.13 154 2026 10 10 01 01 00 54.893 -17 55 56.50 .57914 1.5449 155.6 21.7 5.30 154 2026 10 10 02 01 00 53.200 -17 55 20.11 .57929 1.5450 155.6 21.7 5.48 154 2026 10 10 03 01 00 51.508 -17 54 43.68 .57944 1.5452 155.6 21.7 5.66 154 2026 10 10 04 01 00 49.817 -17 54 07.21 .57959 1.5453 155.6 21.7 5.84 154 2026 10 10 05 01 00 48.127 -17 53 30.71 .57974 1.5454 155.6 21.7 6.02 154 2026 10 10 06 01 00 46.438 -17 52 54.17 .57990 1.5455 155.6 21.7 6.21 154 2026 10 10 07 01 00 44.750 -17 52 17.59 .58005 1.5456 155.6 21.7 6.39 154