"Pseudo-MPEC" for P12onSi
Created 2026 Jul 16 9:35:04 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12onSi*0C2026 07 15.50301522 00 32.556-24 05 16.97 ~7FE5 20.39wXNEOCPF51
P12onSi 0C2026 07 15.51988522 00 32.393-24 05 06.66 ~7FE5 20.69wXNEOCPF51
P12onSi 0C2026 07 15.53028022 00 32.294-24 05 00.32 ~7FE5 20.90wXNEOCPF51
P12onSi 0C2026 07 15.54066822 00 32.186-24 04 53.77 ~7FE5 21.03wXNEOCPF51
P12onSi 0C2026 07 15.59454122 00 31.663-24 04 20.02 ~7FFZ 20.86GVNEOCPF51
P12onSi 0C2026 07 15.59519222 00 31.649-24 04 19.67 ~7FFZ 20.79GVNEOCPF51
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.
Orbital elements: P12onSi
Perihelion 2026 Jun 1.487244 +/- 53.4 TT = 11:41:37.9 (JD 2461192.987244)
Epoch 2026 Jul 16.0 TT = JDT 2461237.5 Earth MOID: 0.4950 Ju: 0.1563
M 3.226766154 +/- 24 Sa: 0.9434 AutoNEOCP
n 0.072490819 +/- 0.165 Peri. 295.360938 +/- 90
a 5.696577909 +/- 8.62 Node 338.441500 +/- 15
e 0.73873143 +/- 0.254 Incl. 7.812844 +/- 6
P 13.59631 H 19.79 G 0.15 U 11.5 SR
q 1.488336734 +/- 0.502 Q 9.904819084 +/- 76.6 (J2000 ecliptic)
From 6 observations 2026 July 15 (2.2 hr); mean residual 0".04
Residuals in arcseconds: 260715 F51 .01- .05+ 260715 F51 .04+ .09- 260715 F51 .05+ .04+ 260715 F51 .00 .01- 260715 F51 .03- .03+ 260715 F51 .05- .02- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 07 16 10 22 00 27.806 -23 55 42.18 .62733 1.5835 147.9 20.8 66.8 97 2026 07 16 11 22 00 27.545 -23 55 16.46 .62736 1.5836 148.0 20.8 69.8 97 2026 07 16 12 22 00 27.280 -23 54 50.76 .62739 1.5838 148.0 20.8 72.7 97 2026 07 16 13 22 00 27.010 -23 54 25.06 .62742 1.5840 148.1 20.8 75.7 96 2026 07 16 14 22 00 26.735 -23 53 59.36 .62746 1.5841 148.1 20.8 78.6 96 2026 07 16 15 22 00 26.456 -23 53 33.67 .62749 1.5843 148.1 20.8 81.5 96 2026 07 16 16 22 00 26.172 -23 53 07.98 .62752 1.5845 148.2 20.8 84.4 96 2026 07 16 17 22 00 25.884 -23 52 42.30 .62756 1.5846 148.2 20.8 87.2 96 2026 07 16 18 22 00 25.591 -23 52 16.62 .62759 1.5848 148.2 20.8 90.1 96 2026 07 16 19 22 00 25.294 -23 51 50.95 .62763 1.5850 148.3 20.8 93.0 96 2026 07 16 20 22 00 24.992 -23 51 25.29 .62766 1.5851 148.3 20.8 95.8 95 2026 07 16 21 22 00 24.686 -23 50 59.63 .62769 1.5853 148.4 20.8 98.6 95 2026 07 16 22 22 00 24.375 -23 50 33.97 .62773 1.5855 148.4 20.8 101 95 2026 07 16 23 22 00 24.059 -23 50 08.32 .62776 1.5857 148.4 20.8 104 95 2026 07 17 00 22 00 23.740 -23 49 42.68 .62780 1.5858 148.5 20.8 107 95 2026 07 17 01 22 00 23.415 -23 49 17.04 .62783 1.5860 148.5 20.8 110 95 2026 07 17 02 22 00 23.086 -23 48 51.40 .62787 1.5862 148.5 20.8 113 95 2026 07 17 03 22 00 22.753 -23 48 25.77 .62791 1.5863 148.6 20.8 115 95 2026 07 17 04 22 00 22.415 -23 48 00.15 .62794 1.5865 148.6 20.8 118 95 2026 07 17 05 22 00 22.072 -23 47 34.53 .62798 1.5867 148.7 20.8 121 95 2026 07 17 06 22 00 21.725 -23 47 08.91 .62802 1.5869 148.7 20.8 123 95 2026 07 17 07 22 00 21.374 -23 46 43.30 .62805 1.5870 148.7 20.8 126 95 2026 07 17 08 22 00 21.018 -23 46 17.70 .62809 1.5872 148.8 20.8 129 95 2026 07 17 09 22 00 20.657 -23 45 52.10 .62813 1.5874 148.8 20.8 131 95 2026 07 17 10 22 00 20.293 -23 45 26.50 .62816 1.5875 148.9 20.8 134 95 2026 07 17 11 22 00 19.923 -23 45 00.92 .62820 1.5877 148.9 20.8 137 95 2026 07 17 12 22 00 19.550 -23 44 35.33 .62824 1.5879 148.9 20.8 139 95 2026 07 17 13 22 00 19.172 -23 44 09.75 .62828 1.5881 149.0 20.8 142 95 2026 07 17 14 22 00 18.789 -23 43 44.18 .62832 1.5882 149.0 20.8 144 95 2026 07 17 15 22 00 18.402 -23 43 18.61 .62836 1.5884 149.0 20.8 147 95 2026 07 17 16 22 00 18.011 -23 42 53.04 .62840 1.5886 149.1 20.8 150 95 2026 07 17 17 22 00 17.615 -23 42 27.48 .62844 1.5887 149.1 20.8 152 95 2026 07 17 18 22 00 17.215 -23 42 01.93 .62848 1.5889 149.2 20.8 155 96 2026 07 17 19 22 00 16.811 -23 41 36.38 .62852 1.5891 149.2 20.8 157 96 2026 07 17 20 22 00 16.402 -23 41 10.84 .62856 1.5893 149.2 20.8 160 96 2026 07 17 21 22 00 15.988 -23 40 45.30 .62860 1.5894 149.3 20.8 162 96 2026 07 17 22 22 00 15.571 -23 40 19.76 .62864 1.5896 149.3 20.8 165 96 2026 07 17 23 22 00 15.149 -23 39 54.23 .62868 1.5898 149.3 20.8 167 96 2026 07 18 00 22 00 14.722 -23 39 28.71 .62872 1.5900 149.4 20.8 169 96 2026 07 18 01 22 00 14.292 -23 39 03.19 .62876 1.5901 149.4 20.8 172 96 2026 07 18 02 22 00 13.857 -23 38 37.67 .62880 1.5903 149.5 20.8 174 96 2026 07 18 03 22 00 13.417 -23 38 12.17 .62884 1.5905 149.5 20.8 177 96 2026 07 18 04 22 00 12.973 -23 37 46.66 .62889 1.5907 149.5 20.8 179 96 2026 07 18 05 22 00 12.525 -23 37 21.16 .62893 1.5908 149.6 20.8 182 96 2026 07 18 06 22 00 12.073 -23 36 55.67 .62897 1.5910 149.6 20.8 184 97 2026 07 18 07 22 00 11.616 -23 36 30.18 .62901 1.5912 149.7 20.8 186 97 2026 07 18 08 22 00 11.155 -23 36 04.69 .62906 1.5913 149.7 20.8 189 97 2026 07 18 09 22 00 10.690 -23 35 39.21 .62910 1.5915 149.7 20.8 191 97