"Pseudo-MPEC" for P12pkRg

Created 2026 Aug 18 15:35:11 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     P12pkRg*0C2026 08 12.57555301 46 54.850-11 36 07.89   ~8CIZ 21.90wXNEOCPF51
     P12pkRg 0C2026 08 12.59135601 46 56.020-11 36 11.20   ~8CIZ 21.84wXNEOCPF51
     P12pkRg 0C2026 08 12.59926301 46 56.630-11 36 12.88   ~8CIZ 21.81wXNEOCPF51
     P12pkRg 0C2026 08 13.57696501 48 12.728-11 39 40.89   ~8DKo 21.12GVNEOCPF51
     P12pkRg 0C2026 08 13.57779001 48 12.772-11 39 41.06   ~8DKo 20.89GVNEOCPF51
     P12pkRg KC2026 08 18.37577801 53 59.90 -11 58 54.5    ~8I9Z 21.0 GVNEOCPH21
     P12pkRg KC2026 08 18.37866801 54 00.10 -11 58 55.4    ~8I9Z 21.1 GVNEOCPH21

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.
(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:  P12pkRg
   Perihelion 2026 Aug 30.874642 +/- 2.21 TT = 20:59:29.0 (JD 2461283.374642)
Epoch 2026 Aug 18.0 TT = JDT 2461270.5   Earth MOID: 0.7258      AutoNEOCP
M 356.518870648 +/- 0.7             (J2000 ecliptic)
n   0.270386496 +/- 0.00879         Peri.  270.455979 +/- 1.5
a   2.368532695 +/- 0.0513          Node    87.001560 +/- 0.57
e   0.29157319 +/- 0.0122           Incl.   11.984766 +/- 0.06
P   3.64518                H 19.11  G  0.15   U  9.6
q 1.677932058 +/- 0.0075    Q 3.059133332 +/- 0.0952
From 7 observations 2026 Aug. 12-18; mean residual 0".08
Residuals in arcseconds: 
260812 F51  .08+  .00     260813 F51  .12+  .01-    260818 H21  .10+  .07-    
260812 F51  .16-  .01+    260813 F51  .12-  .01+    
260812 F51  .09+  .01-    260818 H21  .10-  .07+    

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2026 08 18 16  01 54 19.387   -12 00 03.62  .92098 1.6802 120.6 21.4 .129  37
2026 08 18 17  01 54 22.182   -12 00 14.62  .92073 1.6802 120.7 21.4 .140  35
2026 08 18 18  01 54 24.974   -12 00 25.64  .92047 1.6802 120.7 21.4 .151  34
2026 08 18 19  01 54 27.762   -12 00 36.67  .92022 1.6802 120.7 21.4 .162  33
2026 08 18 20  01 54 30.547   -12 00 47.72  .91997 1.6802 120.7 21.4 .174  32
2026 08 18 21  01 54 33.328   -12 00 58.78  .91971 1.6801 120.8 21.4 .186  31
2026 08 18 22  01 54 36.105   -12 01 09.86  .91946 1.6801 120.8 21.4 .198  30
2026 08 18 23  01 54 38.879   -12 01 20.95  .91920 1.6801 120.8 21.4 .210  30
2026 08 19 00  01 54 41.650   -12 01 32.06  .91895 1.6801 120.8 21.4 .223  29
2026 08 19 01  01 54 44.417   -12 01 43.18  .91869 1.6801 120.9 21.4 .235  29
2026 08 19 02  01 54 47.181   -12 01 54.31  .91844 1.6801 120.9 21.4 .248  28
2026 08 19 03  01 54 49.941   -12 02 05.47  .91819 1.6800 120.9 21.4 .261  28
2026 08 19 04  01 54 52.697   -12 02 16.63  .91793 1.6800 120.9 21.4 .274  27
2026 08 19 05  01 54 55.450   -12 02 27.81  .91768 1.6800 121.0 21.4 .287  27
2026 08 19 06  01 54 58.200   -12 02 39.00  .91743 1.6800 121.0 21.4 .301  27
2026 08 19 07  01 55 00.946   -12 02 50.21  .91718 1.6800 121.0 21.4 .315  26
2026 08 19 08  01 55 03.688   -12 03 01.44  .91692 1.6800 121.1 21.4 .329  26
2026 08 19 09  01 55 06.428   -12 03 12.68  .91667 1.6800 121.1 21.4 .343  26
2026 08 19 10  01 55 09.163   -12 03 23.93  .91642 1.6799 121.1 21.4 .357  26
2026 08 19 11  01 55 11.895   -12 03 35.20  .91616 1.6799 121.1 21.4 .371  25
2026 08 19 12  01 55 14.623   -12 03 46.48  .91591 1.6799 121.2 21.4 .386  25
2026 08 19 13  01 55 17.348   -12 03 57.77  .91566 1.6799 121.2 21.4 .400  25
2026 08 19 14  01 55 20.070   -12 04 09.08  .91541 1.6799 121.2 21.4 .415  25
2026 08 19 15  01 55 22.788   -12 04 20.41  .91516 1.6799 121.2 21.4 .430  25
2026 08 19 16  01 55 25.502   -12 04 31.75  .91491 1.6799 121.3 21.4 .446  25
2026 08 19 17  01 55 28.213   -12 04 43.10  .91465 1.6798 121.3 21.4 .461  25
2026 08 19 18  01 55 30.920   -12 04 54.47  .91440 1.6798 121.3 21.4 .477  24
2026 08 19 19  01 55 33.624   -12 05 05.85  .91415 1.6798 121.3 21.4 .492  24
2026 08 19 20  01 55 36.324   -12 05 17.25  .91390 1.6798 121.4 21.4 .508  24
2026 08 19 21  01 55 39.021   -12 05 28.66  .91365 1.6798 121.4 21.4 .524  24
2026 08 19 22  01 55 41.714   -12 05 40.08  .91340 1.6798 121.4 21.4 .541  24
2026 08 19 23  01 55 44.403   -12 05 51.52  .91315 1.6798 121.4 21.4 .557  24
2026 08 20 00  01 55 47.089   -12 06 02.98  .91290 1.6797 121.5 21.4 .574  24
2026 08 20 01  01 55 49.772   -12 06 14.45  .91265 1.6797 121.5 21.4 .590  24
2026 08 20 02  01 55 52.451   -12 06 25.93  .91240 1.6797 121.5 21.4 .607  24
2026 08 20 03  01 55 55.126   -12 06 37.42  .91215 1.6797 121.5 21.4 .625  24
2026 08 20 04  01 55 57.798   -12 06 48.93  .91190 1.6797 121.6 21.4 .642  24
2026 08 20 05  01 56 00.466   -12 07 00.46  .91165 1.6797 121.6 21.4 .659  24
2026 08 20 06  01 56 03.130   -12 07 12.00  .91140 1.6797 121.6 21.4 .677  23
2026 08 20 07  01 56 05.792   -12 07 23.55  .91115 1.6796 121.6 21.4 .695  23
2026 08 20 08  01 56 08.449   -12 07 35.12  .91090 1.6796 121.7 21.4 .713  23
2026 08 20 09  01 56 11.103   -12 07 46.70  .91065 1.6796 121.7 21.4 .731  23
2026 08 20 10  01 56 13.753   -12 07 58.29  .91040 1.6796 121.7 21.4 .749  23
2026 08 20 11  01 56 16.400   -12 08 09.90  .91015 1.6796 121.7 21.4 .768  23
2026 08 20 12  01 56 19.043   -12 08 21.53  .90990 1.6796 121.8 21.4 .787  23
2026 08 20 13  01 56 21.683   -12 08 33.16  .90965 1.6796 121.8 21.4 .805  23
2026 08 20 14  01 56 24.319   -12 08 44.82  .90941 1.6796 121.8 21.4 .824  23
2026 08 20 15  01 56 26.951   -12 08 56.48  .90916 1.6795 121.8 21.4 .844  23