"Pseudo-MPEC" for P12mrrc
Created 2026 Mar 12 0:35:17 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12mrrc*0C2026 03 09.36446409 36 50.792-22 31 28.91 ~39C5 21.29wXNEOCPF51
P12mrrc 0C2026 03 09.37616409 36 49.470-22 31 24.23 ~39C5 21.26wXNEOCPF51
P12mrrc 0C2026 03 09.38784809 36 48.153-22 31 19.53 ~39C5 21.12wXNEOCPF51
P12mrrc 0C2026 03 09.39985909 36 46.801-22 31 14.55 ~39C5 21.01wXNEOCPF51
P12mrrc 0C2026 03 09.50186909 36 35.451-22 30 31.10 ~39No VNEOCPF52
P12mrrc |C2026 03 10.18571009 35 23.650-22 25 29.30 ~3A5Z 21.0 GVNEOCP807
P12mrrc |C2026 03 10.19877009 35 22.180-22 25 23.30 ~3A5Z 21.3 GVNEOCP807
P12mrrc |C2026 03 10.21183009 35 20.730-22 25 17.20 ~3A5Z 21.0 GVNEOCP807
P12mrrc |C2026 03 11.00284009 33 58.840-22 19 14.00 ~3B0o 21.0 GVNEOCP807
P12mrrc |C2026 03 11.00830009 33 58.240-22 19 11.50 ~3B0o 21.3 GVNEOCP807
P12mrrc |C2026 03 11.01376009 33 57.640-22 19 09.00 ~3B0o 21.3 GVNEOCP807
Station data:
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + 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.
(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.
Orbital elements: P12mrrc
Perihelion 2026 Jun 28.580921 +/- 3 TT = 13:56:31.5 (JD 2461220.080921)
Epoch 2026 Mar 11.0 TT = JDT 2461110.5 Earth MOID: 0.0105 AutoNEOCP
M 314.912483165 +/- 2.3 (J2000 ecliptic)
n 0.411454077 +/- 0.0113 Peri. 21.352618 +/- 0.45
a 1.790283471 +/- 0.0329 Node 238.325635 +/- 1.8
e 0.44019161 +/- 0.0126 Incl. 13.354465 +/- 0.10
P 2.395/874.929d H 20.42 G 0.15 U 9.7
q 1.002215697 +/- 0.00422 Q 2.578351245 +/- 0.07
From 11 observations 2026 Mar. 9-11 (39.6 hr); mean residual 0".09
Residuals in arcseconds: 260309 F51 .12+ .06+ 260309 F52 .03+ .04+ 260311 807 .08+ .01- 260309 F51 .01+ .00 260310 807 .23+ .16- 260311 807 .00 .01+ 260309 F51 .06- .08- 260310 807 .09- .06- 260311 807 .07- .03+ 260309 F51 .12- .04- 260310 807 .18- .09+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 03 12 01 09 32 10.133 -22 10 41.78 .58251 1.4957 141.9 21.3 1.66 120 2026 03 12 02 09 32 05.825 -22 10 20.17 .58233 1.4955 141.9 21.2 1.74 121 2026 03 12 03 09 32 01.520 -22 09 58.48 .58215 1.4952 141.8 21.2 1.83 121 2026 03 12 04 09 31 57.217 -22 09 36.72 .58196 1.4950 141.8 21.2 1.92 122 2026 03 12 05 09 31 52.916 -22 09 14.89 .58178 1.4947 141.8 21.2 2.01 122 2026 03 12 06 09 31 48.617 -22 08 52.99 .58160 1.4944 141.8 21.2 2.10 122 2026 03 12 07 09 31 44.321 -22 08 31.02 .58142 1.4942 141.7 21.2 2.19 122 2026 03 12 08 09 31 40.026 -22 08 08.98 .58124 1.4939 141.7 21.2 2.29 123 2026 03 12 09 09 31 35.734 -22 07 46.86 .58106 1.4937 141.7 21.2 2.39 123 2026 03 12 10 09 31 31.444 -22 07 24.67 .58088 1.4934 141.7 21.2 2.49 123 2026 03 12 11 09 31 27.157 -22 07 02.42 .58070 1.4931 141.6 21.2 2.59 124 2026 03 12 12 09 31 22.871 -22 06 40.09 .58052 1.4929 141.6 21.2 2.69 124 2026 03 12 13 09 31 18.588 -22 06 17.69 .58034 1.4926 141.6 21.2 2.80 124 2026 03 12 14 09 31 14.307 -22 05 55.22 .58016 1.4923 141.6 21.2 2.90 124 2026 03 12 15 09 31 10.029 -22 05 32.67 .57998 1.4921 141.5 21.2 3.01 124 2026 03 12 16 09 31 05.752 -22 05 10.06 .57980 1.4918 141.5 21.2 3.12 125 2026 03 12 17 09 31 01.478 -22 04 47.38 .57962 1.4916 141.5 21.2 3.24 125 2026 03 12 18 09 30 57.207 -22 04 24.62 .57944 1.4913 141.5 21.2 3.35 125 2026 03 12 19 09 30 52.938 -22 04 01.79 .57926 1.4910 141.4 21.2 3.47 125 2026 03 12 20 09 30 48.671 -22 03 38.90 .57909 1.4908 141.4 21.2 3.59 125 2026 03 12 21 09 30 44.406 -22 03 15.93 .57891 1.4905 141.4 21.2 3.71 126 2026 03 12 22 09 30 40.144 -22 02 52.89 .57873 1.4902 141.3 21.2 3.83 126 2026 03 12 23 09 30 35.885 -22 02 29.78 .57855 1.4900 141.3 21.2 3.96 126 2026 03 13 00 09 30 31.628 -22 02 06.60 .57838 1.4897 141.3 21.2 4.08 126 2026 03 13 01 09 30 27.373 -22 01 43.35 .57820 1.4895 141.3 21.2 4.21 126 2026 03 13 02 09 30 23.120 -22 01 20.03 .57802 1.4892 141.2 21.2 4.34 126 2026 03 13 03 09 30 18.871 -22 00 56.64 .57785 1.4889 141.2 21.2 4.48 127 2026 03 13 04 09 30 14.623 -22 00 33.17 .57767 1.4887 141.2 21.2 4.61 127 2026 03 13 05 09 30 10.378 -22 00 09.64 .57750 1.4884 141.2 21.2 4.75 127 2026 03 13 06 09 30 06.136 -21 59 46.04 .57732 1.4882 141.1 21.2 4.88 127 2026 03 13 07 09 30 01.896 -21 59 22.36 .57715 1.4879 141.1 21.2 5.03 127 2026 03 13 08 09 29 57.659 -21 58 58.62 .57697 1.4876 141.1 21.2 5.17 127 2026 03 13 09 09 29 53.424 -21 58 34.81 .57680 1.4874 141.1 21.2 5.31 127 2026 03 13 10 09 29 49.192 -21 58 10.92 .57662 1.4871 141.0 21.2 5.46 128 2026 03 13 11 09 29 44.962 -21 57 46.97 .57645 1.4868 141.0 21.2 5.61 128 2026 03 13 12 09 29 40.735 -21 57 22.94 .57627 1.4866 141.0 21.2 5.76 128 2026 03 13 13 09 29 36.511 -21 56 58.85 .57610 1.4863 140.9 21.2 5.91 128 2026 03 13 14 09 29 32.289 -21 56 34.68 .57593 1.4861 140.9 21.2 6.06 128 2026 03 13 15 09 29 28.070 -21 56 10.45 .57575 1.4858 140.9 21.2 6.22 128 2026 03 13 16 09 29 23.853 -21 55 46.14 .57558 1.4855 140.9 21.2 6.38 128 2026 03 13 17 09 29 19.639 -21 55 21.77 .57541 1.4853 140.8 21.2 6.54 128 2026 03 13 18 09 29 15.428 -21 54 57.32 .57524 1.4850 140.8 21.2 6.70 129 2026 03 13 19 09 29 11.219 -21 54 32.81 .57506 1.4847 140.8 21.2 6.86 129 2026 03 13 20 09 29 07.013 -21 54 08.23 .57489 1.4845 140.7 21.2 7.03 129 2026 03 13 21 09 29 02.810 -21 53 43.57 .57472 1.4842 140.7 21.2 7.20 129 2026 03 13 22 09 28 58.610 -21 53 18.85 .57455 1.4840 140.7 21.2 7.37 129 2026 03 13 23 09 28 54.412 -21 52 54.06 .57438 1.4837 140.7 21.2 7.54 129 2026 03 14 00 09 28 50.217 -21 52 29.20 .57421 1.4834 140.6 21.2 7.71 129