"Pseudo-MPEC" for P12r4jm
Created 2026 Oct 10 16:35:24 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12r4jm*0C2026 10 06.40362200 52 10.966+37 31 42.52 ~A9Jo 22.10wXNEOCPF51
P12r4jm 0C2026 10 06.41503900 52 08.988+37 31 23.58 ~A9Jo 21.93wXNEOCPF51
P12r4jm 0C2026 10 06.43792700 52 05.009+37 30 44.38 ~A9Jo 21.81wXNEOCPF51
P12r4jm 0C2026 10 06.56097800 51 44.703+37 26 51.18 ~A9Jo 21.77wVNEOCPF52
P12r4jm 0C2026 10 06.56178600 51 44.592+37 26 49.33 ~A9Jo 21.30GVNEOCPF52
P12r4jm KC2026 10 07.21849800 50 43.41 +37 08 26.1 ~A9Jo 22.0 GVNEOCPH21
P12r4jm KC2026 10 07.22138700 50 43.00 +37 08 21.4 ~A9Jo 21.7 GVNEOCPH21
P12r4jm KC2026 10 07.22283200 50 42.75 +37 08 19.0 ~A9Jo 21.7 GVNEOCPH21
P12r4jm 3C2026 10 10.53787900 46 06.596+35 48 50.47 ~AADZ 22.11GVNEOCPT14
P12r4jm 3C2026 10 10.54029700 46 06.361+35 48 46.76 ~AADZ 22.21GVNEOCPT14
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.
(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.
(T14) Mauna Kea-UH/Tholen NEO Follow-Up (CFHT) (N19.825265 W155.468902)
US/Hawaii. Observer R. Weryk. 3.6-m Canada-France-Hawaii Telescope.
Orbital elements: P12r4jm
Perihelion 2026 Aug 10.359262 +/- 0.0202 TT = 8:37:20.1 (JD 2461262.859262)
Epoch 2026 Oct 10.0 TT = JDT 2461323.5 Earth MOID: 0.0052 Ma: 0.0333
M 39.902935097 +/- 0.06 (J2000 ecliptic) AutoNEOCP
n 0.658021918 +/- 0.000798 Peri. 310.928396 +/- 0.015
a 1.309109001 +/- 0.00106 Node 356.681550 +/- 0.016
e 0.30199179 +/- 0.000711 Incl. 6.364482 +/- 0.012
P 1.498/547.084d H 26.16 G 0.15 U 8.0
q 0.913768820 +/- 0.000195 Q 1.704449183 +/- 0.00231
From 10 observations 2026 Oct. 6-10; mean residual 0".10
Residuals in arcseconds: 261006 F51 .08- .07- 261006 F52 .06+ .09- 261010 T14 .01- .02- 261006 F51 .02+ .02+ 261007 H21 .06+ .06+ 261010 T14 .01+ .02+ 261006 F51 .04+ .04+ 261007 H21 .28+ .09- 261006 F52 .07- .12+ 261007 H21 .14- .20- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 10 10 17 00 46 00.954 +35 44 57.86 .09141 1.0792 150.7 22.3 .116 106 2026 10 10 18 00 45 58.302 +35 44 04.02 .09161 1.0794 150.7 22.3 .116 108 2026 10 10 19 00 45 55.665 +35 43 10.30 .09182 1.0796 150.7 22.4 .117 109 2026 10 10 20 00 45 53.042 +35 42 16.69 .09202 1.0798 150.8 22.4 .117 111 2026 10 10 21 00 45 50.432 +35 41 23.19 .09222 1.0800 150.8 22.4 .118 113 2026 10 10 22 00 45 47.837 +35 40 29.81 .09243 1.0802 150.8 22.4 .118 114 2026 10 10 23 00 45 45.256 +35 39 36.54 .09263 1.0804 150.8 22.4 .119 116 2026 10 11 00 00 45 42.689 +35 38 43.38 .09283 1.0805 150.9 22.4 .120 118 2026 10 11 01 00 45 40.135 +35 37 50.33 .09304 1.0807 150.9 22.4 .121 119 2026 10 11 02 00 45 37.595 +35 36 57.39 .09324 1.0809 150.9 22.4 .122 121 2026 10 11 03 00 45 35.069 +35 36 04.56 .09344 1.0811 150.9 22.4 .124 122 2026 10 11 04 00 45 32.556 +35 35 11.83 .09365 1.0813 151.0 22.4 .125 124 2026 10 11 05 00 45 30.057 +35 34 19.22 .09385 1.0815 151.0 22.4 .126 126 2026 10 11 06 00 45 27.571 +35 33 26.71 .09405 1.0817 151.0 22.4 .128 127 2026 10 11 07 00 45 25.099 +35 32 34.31 .09426 1.0819 151.0 22.4 .130 129 2026 10 11 08 00 45 22.640 +35 31 42.02 .09446 1.0820 151.0 22.4 .132 130 2026 10 11 09 00 45 20.194 +35 30 49.83 .09467 1.0822 151.1 22.4 .134 132 2026 10 11 10 00 45 17.761 +35 29 57.75 .09487 1.0824 151.1 22.4 .136 133 2026 10 11 11 00 45 15.342 +35 29 05.77 .09507 1.0826 151.1 22.4 .138 135 2026 10 11 12 00 45 12.936 +35 28 13.89 .09528 1.0828 151.1 22.4 .140 136 2026 10 11 13 00 45 10.542 +35 27 22.12 .09548 1.0830 151.2 22.4 .143 138 2026 10 11 14 00 45 08.162 +35 26 30.44 .09569 1.0832 151.2 22.4 .145 139 2026 10 11 15 00 45 05.794 +35 25 38.87 .09589 1.0834 151.2 22.4 .148 140 2026 10 11 16 00 45 03.439 +35 24 47.40 .09610 1.0835 151.2 22.4 .150 141 2026 10 11 17 00 45 01.097 +35 23 56.03 .09630 1.0837 151.2 22.4 .153 143 2026 10 11 18 00 44 58.768 +35 23 04.76 .09650 1.0839 151.3 22.5 .156 144 2026 10 11 19 00 44 56.451 +35 22 13.59 .09671 1.0841 151.3 22.5 .159 145 2026 10 11 20 00 44 54.147 +35 21 22.52 .09691 1.0843 151.3 22.5 .162 146 2026 10 11 21 00 44 51.856 +35 20 31.54 .09712 1.0845 151.3 22.5 .166 147 2026 10 11 22 00 44 49.577 +35 19 40.66 .09732 1.0847 151.4 22.5 .169 148 2026 10 11 23 00 44 47.310 +35 18 49.88 .09753 1.0849 151.4 22.5 .172 149 2026 10 12 00 00 44 45.056 +35 17 59.19 .09773 1.0850 151.4 22.5 .176 150 2026 10 12 01 00 44 42.814 +35 17 08.60 .09794 1.0852 151.4 22.5 .179 151 2026 10 12 02 00 44 40.584 +35 16 18.11 .09814 1.0854 151.4 22.5 .183 152 2026 10 12 03 00 44 38.367 +35 15 27.70 .09835 1.0856 151.5 22.5 .187 153 2026 10 12 04 00 44 36.161 +35 14 37.40 .09855 1.0858 151.5 22.5 .191 154 2026 10 12 05 00 44 33.968 +35 13 47.18 .09876 1.0860 151.5 22.5 .194 155 2026 10 12 06 00 44 31.787 +35 12 57.06 .09896 1.0862 151.5 22.5 .198 155 2026 10 12 07 00 44 29.617 +35 12 07.03 .09917 1.0864 151.5 22.5 .202 156 2026 10 12 08 00 44 27.460 +35 11 17.09 .09938 1.0865 151.6 22.5 .206 157 2026 10 12 09 00 44 25.315 +35 10 27.24 .09958 1.0867 151.6 22.5 .211 158 2026 10 12 10 00 44 23.181 +35 09 37.48 .09979 1.0869 151.6 22.5 .215 158 2026 10 12 11 00 44 21.059 +35 08 47.82 .09999 1.0871 151.6 22.5 .219 159 2026 10 12 12 00 44 18.949 +35 07 58.24 .10020 1.0873 151.6 22.5 .223 160 2026 10 12 13 00 44 16.850 +35 07 08.75 .10040 1.0875 151.7 22.5 .228 160 2026 10 12 14 00 44 14.763 +35 06 19.35 .10061 1.0877 151.7 22.5 .232 161 2026 10 12 15 00 44 12.688 +35 05 30.03 .10082 1.0879 151.7 22.5 .237 162 2026 10 12 16 00 44 10.624 +35 04 40.81 .10102 1.0881 151.7 22.5 .241 162