"Pseudo-MPEC" for P12r4jL
Created 2026 Oct 8 6:35:24 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12r4jL*0C2026 10 06.34805623 56 14.766-17 11 18.30 ~A6CK 21.97wXNEOCPF51
P12r4jL 0C2026 10 06.36056323 56 11.691-17 11 21.67 ~A6CK 21.53wXNEOCPF51
P12r4jL 0C2026 10 06.37287723 56 08.707-17 11 24.94 ~A6CK 21.62wXNEOCPF51
P12r4jL 0C2026 10 06.38519623 56 05.686-17 11 27.96 ~A6CK 21.51wXNEOCPF51
P12r4jL 0C2026 10 06.53842523 55 28.368-17 11 58.90 ~A6Mo 21.55GVNEOCPF52
P12r4jL 0C2026 10 06.53923223 55 28.137-17 11 59.46 ~A6Mo VNEOCPF52
P12r4jL 1C2026 10 08.21500123 48 45.608-17 17 46.86 ~A85Z 21.49GVNEOCPI52
P12r4jL 1C2026 10 08.21725723 48 44.932-17 17 47.22 ~A85Z 20.79GVNEOCPI52
P12r4jL 1C2026 10 08.21950923 48 44.320-17 17 46.97 ~A85Z 21.54GVNEOCPI52
P12r4jL 1C2026 10 08.22176123 48 43.758-17 17 48.26 ~A85Z 22.20GVNEOCPI52
Station data:
(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.
(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: P12r4jL
Perihelion 2026 Dec 4.567375 +/- 0.646 TT = 13:37:01.2 (JD 2461379.067375)
Epoch 2026 Oct 8.0 TT = JDT 2461321.5 Earth MOID: 0.0115 Ma: 0.0106
M 339.924626336 +/- 0.42 (J2000 ecliptic) AutoNEOCP
n 0.348728312 +/- 0.00408 Peri. 61.385411 +/- 0.49
a 1.998992864 +/- 0.0156 Node 24.717075 +/- 0.11
e 0.58486490 +/- 0.00307 Incl. 8.677752 +/- 0.09
P 2.82629 H 24.20 G 0.15 U 9.1
q 0.829852093 +/- 0.0016 Q 3.168133635 +/- 0.0307
From 10 observations 2026 Oct. 6-8 (45.0 hr); mean residual 0".29
Residuals in arcseconds: 261006 F51 .10+ .05+ 261006 F52 .27+ .23+ 261008 I52 .28- .55+ 261006 F51 .26- .01+ 261006 F52 .27- .20- 261008 I52 .69+ .34- 261006 F51 .11+ .08- 261008 I52 .12+ .13- 261006 F51 .05+ .01- 261008 I52 .53- .09- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 10 08 07 23 48 24.867 -17 17 16.41 .15662 1.1398 151.8 21.6 1.51 140 2026 10 08 08 23 48 13.982 -17 17 22.65 .15633 1.1394 151.8 21.6 1.81 130 2026 10 08 09 23 48 03.060 -17 17 28.79 .15603 1.1390 151.7 21.6 2.16 123 2026 10 08 10 23 47 52.100 -17 17 34.83 .15573 1.1387 151.6 21.6 2.55 117 2026 10 08 11 23 47 41.103 -17 17 40.77 .15543 1.1383 151.6 21.6 2.98 113 2026 10 08 12 23 47 30.067 -17 17 46.61 .15514 1.1380 151.5 21.6 3.45 110 2026 10 08 13 23 47 18.994 -17 17 52.36 .15484 1.1376 151.5 21.6 3.93 108 2026 10 08 14 23 47 07.882 -17 17 58.00 .15454 1.1373 151.4 21.6 4.45 105 2026 10 08 15 23 46 56.732 -17 18 03.54 .15425 1.1369 151.3 21.6 4.99 104 2026 10 08 16 23 46 45.544 -17 18 08.97 .15395 1.1366 151.3 21.6 5.55 102 2026 10 08 17 23 46 34.316 -17 18 14.30 .15366 1.1362 151.2 21.6 6.14 101 2026 10 08 18 23 46 23.050 -17 18 19.53 .15336 1.1359 151.1 21.6 6.75 100 2026 10 08 19 23 46 11.744 -17 18 24.66 .15307 1.1355 151.1 21.6 7.39 99 2026 10 08 20 23 46 00.399 -17 18 29.67 .15277 1.1352 151.0 21.6 8.04 99 2026 10 08 21 23 45 49.015 -17 18 34.59 .15248 1.1348 150.9 21.6 8.73 98 2026 10 08 22 23 45 37.591 -17 18 39.39 .15218 1.1345 150.9 21.6 9.43 98 2026 10 08 23 23 45 26.127 -17 18 44.09 .15189 1.1341 150.8 21.6 10.2 97 2026 10 09 00 23 45 14.623 -17 18 48.67 .15159 1.1338 150.7 21.5 10.9 97 2026 10 09 01 23 45 03.078 -17 18 53.15 .15130 1.1334 150.7 21.5 11.7 96 2026 10 09 02 23 44 51.494 -17 18 57.52 .15100 1.1331 150.6 21.5 12.5 96 2026 10 09 03 23 44 39.868 -17 19 01.78 .15071 1.1327 150.6 21.5 13.3 96 2026 10 09 04 23 44 28.202 -17 19 05.93 .15041 1.1324 150.5 21.5 14.2 95 2026 10 09 05 23 44 16.495 -17 19 09.96 .15012 1.1320 150.4 21.5 15.0 95 2026 10 09 06 23 44 04.747 -17 19 13.88 .14983 1.1317 150.4 21.5 15.9 95 2026 10 09 07 23 43 52.957 -17 19 17.69 .14953 1.1313 150.3 21.5 16.8 94 2026 10 09 08 23 43 41.126 -17 19 21.38 .14924 1.1310 150.2 21.5 17.8 94 2026 10 09 09 23 43 29.253 -17 19 24.96 .14895 1.1306 150.2 21.5 18.8 94 2026 10 09 10 23 43 17.338 -17 19 28.42 .14866 1.1303 150.1 21.5 19.8 94 2026 10 09 11 23 43 05.380 -17 19 31.77 .14836 1.1299 150.0 21.5 20.8 94 2026 10 09 12 23 42 53.381 -17 19 35.00 .14807 1.1295 150.0 21.5 21.8 94 2026 10 09 13 23 42 41.339 -17 19 38.10 .14778 1.1292 149.9 21.5 22.9 94 2026 10 09 14 23 42 29.254 -17 19 41.09 .14749 1.1288 149.8 21.5 24.0 93 2026 10 09 15 23 42 17.126 -17 19 43.96 .14719 1.1285 149.8 21.5 25.1 93 2026 10 09 16 23 42 04.955 -17 19 46.71 .14690 1.1281 149.7 21.5 26.3 93 2026 10 09 17 23 41 52.740 -17 19 49.33 .14661 1.1278 149.6 21.5 27.5 93 2026 10 09 18 23 41 40.482 -17 19 51.84 .14632 1.1274 149.5 21.5 28.7 93 2026 10 09 19 23 41 28.180 -17 19 54.22 .14603 1.1271 149.5 21.5 29.9 93 2026 10 09 20 23 41 15.835 -17 19 56.47 .14574 1.1267 149.4 21.5 31.2 93 2026 10 09 21 23 41 03.444 -17 19 58.60 .14545 1.1264 149.3 21.5 32.5 93 2026 10 09 22 23 40 51.010 -17 20 00.60 .14516 1.1260 149.3 21.5 33.8 93 2026 10 09 23 23 40 38.531 -17 20 02.48 .14487 1.1257 149.2 21.5 35.2 93 2026 10 10 00 23 40 26.006 -17 20 04.23 .14458 1.1253 149.1 21.5 36.6 93 2026 10 10 01 23 40 13.437 -17 20 05.85 .14429 1.1250 149.1 21.5 38.0 93 2026 10 10 02 23 40 00.823 -17 20 07.34 .14400 1.1246 149.0 21.5 39.4 92 2026 10 10 03 23 39 48.163 -17 20 08.70 .14371 1.1243 148.9 21.5 40.9 92 2026 10 10 04 23 39 35.457 -17 20 09.93 .14342 1.1239 148.9 21.5 42.4 92 2026 10 10 05 23 39 22.705 -17 20 11.02 .14313 1.1236 148.8 21.5 43.9 92 2026 10 10 06 23 39 09.907 -17 20 11.98 .14284 1.1232 148.7 21.5 45.5 92