"Pseudo-MPEC" for P12rRL4
Created 2026 Nov 9 9:35:17 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12rRL4*0C2026 11 06.54764407 57 11.551+40 42 09.21 ~B6J5 21.15wXNEOCPF51
P12rRL4 0C2026 11 06.57156207 57 11.780+40 41 57.98 ~B6J5 21.00wXNEOCPF51
P12rRL4 KC2026 11 07.36227207 57 20.54 +40 35 31.6 ~B79Z 20.8 VVNEOCPH21
P12rRL4 KC2026 11 07.36507107 57 20.56 +40 35 30.0 ~B79Z 20.9 VVNEOCPH21
P12rRL4 KC2026 11 07.36786907 57 20.56 +40 35 28.5 ~B79Z 21.1 VVNEOCPH21
P12rRL4 KB2026 11 07.94157 07 57 25.78 +40 30 46.3 ~B88o 20.4 GXNEOCPG00
P12rRL4 KB2026 11 07.94972 07 57 25.84 +40 30 41.9 ~B88o 20.6 GXNEOCPG00
P12rRL4 KB2026 11 07.95788 07 57 25.88 +40 30 38.2 ~B88o 20.6 GXNEOCPG00
P12rRL4 KC2026 11 08.37895007 57 28.49 +40 27 16.2 ~B89o 21.6 VVNEOCPH21
P12rRL4 KC2026 11 08.38454307 57 28.54 +40 27 13.3 ~B89o 21.3 VVNEOCPH21
P12rRL4 KC2026 11 09.35499807 57 32.77 +40 19 18.9 ~B99K 21.3 VVNEOCPH21
P12rRL4 KC2026 11 09.36049807 57 32.77 +40 19 16.1 ~B99K 21.5 VVNEOCPH21
P12rRL4 KC2026 11 09.36581507 57 32.76 +40 19 13.8 ~B99K 21.8 VVNEOCPH21
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.
(G00) AZM Martinsberg, Oed (N48.381561 E15.126000) Austria. Observers M.
Jaeger, E. Prosperi, S. Prosperi. Measurer M. Jaeger. 0.28-m f/2.2
reflector + CCD.
(H21) Astronomical Research Observatory, Westfield (N39.483054 W87.968270)
US/Illinois. Observer R. Holmes. Measurers S. Foglia, L. Buzzi, T.
Linder, R. Holmes. 0.40-m f/5.32 astrograph + CCD.
Orbital elements: P12rRL4
Perihelion 2026 Jul 12.842304 +/- 4.05 TT = 20:12:55.1 (JD 2461234.342304)
Epoch 2026 Nov 9.0 TT = JDT 2461353.5 Earth MOID: 0.6519 AutoNEOCP
M 30.482686376 +/- 3.4 (J2000 ecliptic)
n 0.255818025 +/- 0.0206 Peri. 81.528249 +/- 1.3
a 2.457623141 +/- 0.132 Node 288.194411 +/- 0.49
e 0.41284272 +/- 0.0318 Incl. 26.227031 +/- 0.35
P 3.85277 H 18.21 G 0.15 U 10.1
q 1.443011304 +/- 0.0102 Q 3.472234979 +/- 0.264
From 13 observations 2026 Nov. 6-9; mean residual 0".21
Residuals in arcseconds: 261106 F51 .04- .03- 261107 G00 .30+ .31+ 261109 H21 .01+ .06+ 261106 F51 .08+ .02+ 261107 G00 .34+ .28- 261109 H21 .02+ .11- 261107 H21 .29- .34+ 261107 G00 .16+ .17- 261109 H21 .07- .13+ 261107 H21 .28- .07+ 261108 H21 .32- .03+ 261107 H21 .50- .10- 261108 H21 .06+ .19- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 11 09 10 07 57 32.650 +40 18 49.06 1.1565 1.7817 111.9 21.1 .216 83 2026 11 09 11 07 57 32.743 +40 18 28.65 1.1563 1.7819 112.0 21.1 .233 83 2026 11 09 12 07 57 32.830 +40 18 08.24 1.1561 1.7821 112.0 21.1 .251 82 2026 11 09 13 07 57 32.911 +40 17 47.82 1.1558 1.7823 112.0 21.1 .269 82 2026 11 09 14 07 57 32.985 +40 17 27.41 1.1556 1.7825 112.1 21.1 .288 82 2026 11 09 15 07 57 33.053 +40 17 06.98 1.1554 1.7827 112.1 21.1 .307 81 2026 11 09 16 07 57 33.115 +40 16 46.56 1.1552 1.7829 112.2 21.1 .326 81 2026 11 09 17 07 57 33.170 +40 16 26.13 1.1549 1.7831 112.2 21.1 .347 81 2026 11 09 18 07 57 33.219 +40 16 05.70 1.1547 1.7833 112.2 21.1 .367 81 2026 11 09 19 07 57 33.262 +40 15 45.26 1.1545 1.7835 112.3 21.1 .388 80 2026 11 09 20 07 57 33.299 +40 15 24.82 1.1542 1.7837 112.3 21.1 .410 80 2026 11 09 21 07 57 33.329 +40 15 04.38 1.1540 1.7839 112.4 21.1 .432 80 2026 11 09 22 07 57 33.353 +40 14 43.93 1.1538 1.7841 112.4 21.1 .454 80 2026 11 09 23 07 57 33.371 +40 14 23.48 1.1535 1.7843 112.4 21.1 .477 80 2026 11 10 00 07 57 33.382 +40 14 03.03 1.1533 1.7845 112.5 21.1 .501 80 2026 11 10 01 07 57 33.388 +40 13 42.57 1.1531 1.7847 112.5 21.1 .524 79 2026 11 10 02 07 57 33.387 +40 13 22.11 1.1529 1.7849 112.5 21.1 .549 79 2026 11 10 03 07 57 33.379 +40 13 01.65 1.1526 1.7850 112.6 21.1 .574 79 2026 11 10 04 07 57 33.365 +40 12 41.18 1.1524 1.7852 112.6 21.1 .599 79 2026 11 10 05 07 57 33.346 +40 12 20.71 1.1522 1.7854 112.7 21.1 .625 79 2026 11 10 06 07 57 33.319 +40 12 00.23 1.1519 1.7856 112.7 21.1 .651 79 2026 11 10 07 07 57 33.287 +40 11 39.75 1.1517 1.7858 112.7 21.1 .678 79 2026 11 10 08 07 57 33.248 +40 11 19.27 1.1515 1.7860 112.8 21.1 .705 79 2026 11 10 09 07 57 33.203 +40 10 58.79 1.1512 1.7862 112.8 21.1 .733 79 2026 11 10 10 07 57 33.151 +40 10 38.30 1.1510 1.7864 112.9 21.1 .761 79 2026 11 10 11 07 57 33.094 +40 10 17.80 1.1508 1.7866 112.9 21.1 .790 78 2026 11 10 12 07 57 33.030 +40 09 57.31 1.1506 1.7868 112.9 21.1 .819 78 2026 11 10 13 07 57 32.959 +40 09 36.81 1.1503 1.7870 113.0 21.1 .849 78 2026 11 10 14 07 57 32.883 +40 09 16.30 1.1501 1.7872 113.0 21.1 .879 78 2026 11 10 15 07 57 32.800 +40 08 55.79 1.1499 1.7874 113.1 21.1 .910 78 2026 11 10 16 07 57 32.711 +40 08 35.28 1.1496 1.7876 113.1 21.1 .941 78 2026 11 10 17 07 57 32.615 +40 08 14.76 1.1494 1.7878 113.1 21.1 .972 78 2026 11 10 18 07 57 32.513 +40 07 54.24 1.1492 1.7880 113.2 21.1 1.00 78 2026 11 10 19 07 57 32.405 +40 07 33.72 1.1490 1.7882 113.2 21.1 1.04 78 2026 11 10 20 07 57 32.291 +40 07 13.19 1.1487 1.7884 113.2 21.1 1.07 78 2026 11 10 21 07 57 32.170 +40 06 52.66 1.1485 1.7886 113.3 21.1 1.10 78 2026 11 10 22 07 57 32.043 +40 06 32.13 1.1483 1.7887 113.3 21.1 1.14 78 2026 11 10 23 07 57 31.910 +40 06 11.59 1.1480 1.7889 113.4 21.1 1.17 78 2026 11 11 00 07 57 31.770 +40 05 51.04 1.1478 1.7891 113.4 21.1 1.21 78 2026 11 11 01 07 57 31.624 +40 05 30.50 1.1476 1.7893 113.4 21.1 1.24 78 2026 11 11 02 07 57 31.472 +40 05 09.94 1.1474 1.7895 113.5 21.1 1.28 78 2026 11 11 03 07 57 31.313 +40 04 49.39 1.1471 1.7897 113.5 21.1 1.32 78 2026 11 11 04 07 57 31.148 +40 04 28.83 1.1469 1.7899 113.6 21.1 1.35 78 2026 11 11 05 07 57 30.977 +40 04 08.26 1.1467 1.7901 113.6 21.1 1.39 78 2026 11 11 06 07 57 30.800 +40 03 47.70 1.1464 1.7903 113.6 21.1 1.43 77 2026 11 11 07 07 57 30.616 +40 03 27.12 1.1462 1.7905 113.7 21.1 1.47 77 2026 11 11 08 07 57 30.426 +40 03 06.55 1.1460 1.7907 113.7 21.1 1.51 77 2026 11 11 09 07 57 30.229 +40 02 45.97 1.1458 1.7909 113.8 21.1 1.55 77