"Pseudo-MPEC" for P12np4I
Created 2026 Jun 17 14:35:04 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12np4I*0C2026 06 13.50632419 29 15.042-32 36 21.83 ~6DDK 20.51wXNEOCPF51
P12np4I 0C2026 06 13.51152719 29 15.039-32 36 29.31 ~6DDK 20.46wXNEOCPF51
P12np4I 0C2026 06 13.51672219 29 15.028-32 36 36.71 ~6DDK 20.36wXNEOCPF51
P12np4I 0C2026 06 13.52190919 29 15.013-32 36 43.97 ~6DDK 20.15wXNEOCPF51
P12np4I 3C2026 06 14.47663119 29 17.557-32 59 20.09 ~6EC5 20.02GVNEOCPT14
P12np4I 3C2026 06 14.47760019 29 17.559-32 59 21.55 ~6EC5 20.06GVNEOCPT14
P12np4I 3C2026 06 14.47857419 29 17.552-32 59 22.88 ~6EC5 20.01GVNEOCPT14
P12np4I KB2026 06 15.45573 19 29 18.07 -33 22 28.9 ~6G7o 19.9 rZNEOCPE94
P12np4I KB2026 06 15.47348 19 29 18.02 -33 22 54.1 ~6G7o 20.1 rZNEOCPE94
P12np4I KB2026 06 15.49051 19 29 17.99 -33 23 19.2 ~6G7o 20.0 rZNEOCPE94
P12np4I 0C2026 06 16.49262819 29 15.203-33 47 36.56 ~6GDK 20.17wXNEOCPF51
P12np4I 0C2026 06 16.49917919 29 15.161-33 47 45.99 ~6GDK 19.81wXNEOCPF51
P12np4I 0C2026 06 16.50576719 29 15.075-33 47 55.59 ~6GDK 20.21wXNEOCPF51
P12np4I KB2026 06 17.45101 19 29 11.31 -34 10 33.1 ~6HC5 20.2 rZNEOCPE94
P12np4I KB2026 06 17.46348 19 29 11.15 -34 10 51.3 ~6HC5 19.8 rZNEOCPE94
P12np4I KB2026 06 17.47342 19 29 11.02 -34 11 05.6 ~6HC5 20.1 rZNEOCPE94
Station data:
(E94) Gisborne (Possum Observatory) (S38.629920 E177.883310) New Zealand.
Observer J. Drummond. 0.41-m f/4.5 Newtonian 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.
(T14) Mauna Kea-UH/Tholen NEO Follow-Up (CFHT) (N19.825252 W155.468876)
US/Hawaii. Observer R. Weryk. 3.6-m Canada-France-Hawaii Telescope.
Orbital elements: P12np4I
Perihelion 2026 Jul 25.500355 +/- 0.735 TT = 12:00:30.7 (JD 2461247.000355)
Epoch 2026 Jun 17.0 TT = JDT 2461208.5 Earth MOID: 0.6457 AutoNEOCP
M 349.542339180 +/- 0.22 (J2000 ecliptic)
n 0.271625046 +/- 0.00209 Peri. 218.895825 +/- 0.40
a 2.361327220 +/- 0.0121 Node 77.029770 +/- 0.07
e 0.30806785 +/- 0.00225 Incl. 15.837146 +/- 0.08
P 3.62856 H 18.99 G 0.15 U 8.6
q 1.633878220 +/- 0.00309 Q 3.088776219 +/- 0.0211
From 16 observations 2026 June 13-17; mean residual 0".37
Residuals in arcseconds: 260613 F51 .01- .09+ 260614 T14 .04- .02+ 260616 F51 .16- .05- 260613 F51 .10+ .02- 260615 E94 .39+ .08- 260617 E94 .59+ .21- 260613 F51 .11+ .06- 260615 E94 .80+ .64+ 260617 E94 .06+ .02+ 260613 F51 .07+ .02+ 260615 E94 1.5+ .36+ 260617 E94 .36- .40+ 260614 T14 .09- .02+ 260616 F51 .13- .06- 260614 T14 .01- .05- 260616 F51 .13+ .01+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 06 17 15 19 29 09.636 -34 14 48.61 .68258 1.6580 154.4 20.1 .206 98 2026 06 17 16 19 29 09.378 -34 15 49.23 .68242 1.6579 154.4 20.1 .215 97 2026 06 17 17 19 29 09.116 -34 16 49.86 .68226 1.6579 154.5 20.1 .224 97 2026 06 17 18 19 29 08.850 -34 17 50.50 .68211 1.6578 154.5 20.1 .233 97 2026 06 17 19 19 29 08.579 -34 18 51.16 .68195 1.6578 154.5 20.1 .242 96 2026 06 17 20 19 29 08.305 -34 19 51.82 .68180 1.6577 154.6 20.1 .251 96 2026 06 17 21 19 29 08.027 -34 20 52.50 .68164 1.6577 154.6 20.1 .261 96 2026 06 17 22 19 29 07.744 -34 21 53.19 .68149 1.6576 154.6 20.1 .270 96 2026 06 17 23 19 29 07.458 -34 22 53.89 .68134 1.6576 154.7 20.1 .280 95 2026 06 18 00 19 29 07.167 -34 23 54.60 .68118 1.6575 154.7 20.1 .290 95 2026 06 18 01 19 29 06.873 -34 24 55.32 .68103 1.6575 154.7 20.1 .300 95 2026 06 18 02 19 29 06.574 -34 25 56.05 .68088 1.6574 154.7 20.1 .310 95 2026 06 18 03 19 29 06.272 -34 26 56.80 .68072 1.6574 154.8 20.1 .321 95 2026 06 18 04 19 29 05.965 -34 27 57.55 .68057 1.6573 154.8 20.1 .331 94 2026 06 18 05 19 29 05.655 -34 28 58.32 .68042 1.6573 154.8 20.1 .342 94 2026 06 18 06 19 29 05.340 -34 29 59.10 .68027 1.6572 154.9 20.1 .352 94 2026 06 18 07 19 29 05.022 -34 30 59.88 .68011 1.6572 154.9 20.1 .363 94 2026 06 18 08 19 29 04.699 -34 32 00.68 .67996 1.6571 154.9 20.1 .374 94 2026 06 18 09 19 29 04.373 -34 33 01.49 .67981 1.6571 155.0 20.1 .386 94 2026 06 18 10 19 29 04.042 -34 34 02.31 .67966 1.6570 155.0 20.1 .397 94 2026 06 18 11 19 29 03.708 -34 35 03.13 .67951 1.6570 155.0 20.1 .409 94 2026 06 18 12 19 29 03.369 -34 36 03.97 .67936 1.6569 155.0 20.1 .420 94 2026 06 18 13 19 29 03.026 -34 37 04.82 .67921 1.6569 155.1 20.1 .432 93 2026 06 18 14 19 29 02.680 -34 38 05.68 .67906 1.6568 155.1 20.1 .444 93 2026 06 18 15 19 29 02.329 -34 39 06.54 .67892 1.6568 155.1 20.1 .456 93 2026 06 18 16 19 29 01.975 -34 40 07.42 .67877 1.6567 155.2 20.1 .468 93 2026 06 18 17 19 29 01.616 -34 41 08.31 .67862 1.6567 155.2 20.1 .481 93 2026 06 18 18 19 29 01.254 -34 42 09.20 .67847 1.6566 155.2 20.1 .493 93 2026 06 18 19 19 29 00.887 -34 43 10.11 .67832 1.6566 155.2 20.1 .506 93 2026 06 18 20 19 29 00.517 -34 44 11.02 .67818 1.6565 155.3 20.1 .519 93 2026 06 18 21 19 29 00.142 -34 45 11.95 .67803 1.6565 155.3 20.1 .532 93 2026 06 18 22 19 28 59.764 -34 46 12.88 .67788 1.6564 155.3 20.1 .545 93 2026 06 18 23 19 28 59.381 -34 47 13.82 .67774 1.6564 155.4 20.1 .558 93 2026 06 19 00 19 28 58.995 -34 48 14.77 .67759 1.6563 155.4 20.1 .572 93 2026 06 19 01 19 28 58.605 -34 49 15.73 .67745 1.6563 155.4 20.1 .585 93 2026 06 19 02 19 28 58.210 -34 50 16.69 .67730 1.6562 155.5 20.1 .599 93 2026 06 19 03 19 28 57.812 -34 51 17.67 .67716 1.6562 155.5 20.1 .613 93 2026 06 19 04 19 28 57.410 -34 52 18.65 .67701 1.6561 155.5 20.1 .627 93 2026 06 19 05 19 28 57.004 -34 53 19.64 .67687 1.6561 155.5 20.1 .641 93 2026 06 19 06 19 28 56.593 -34 54 20.64 .67672 1.6560 155.6 20.1 .655 93 2026 06 19 07 19 28 56.179 -34 55 21.65 .67658 1.6560 155.6 20.1 .670 93 2026 06 19 08 19 28 55.761 -34 56 22.67 .67644 1.6559 155.6 20.1 .684 92 2026 06 19 09 19 28 55.339 -34 57 23.69 .67629 1.6559 155.7 20.1 .699 92 2026 06 19 10 19 28 54.913 -34 58 24.72 .67615 1.6558 155.7 20.1 .714 92 2026 06 19 11 19 28 54.483 -34 59 25.76 .67601 1.6558 155.7 20.1 .729 92 2026 06 19 12 19 28 54.049 -35 00 26.81 .67587 1.6557 155.7 20.0 .744 92 2026 06 19 13 19 28 53.612 -35 01 27.86 .67573 1.6557 155.8 20.0 .759 92 2026 06 19 14 19 28 53.170 -35 02 28.92 .67559 1.6556 155.8 20.0 .775 92