"Pseudo-MPEC" for P12p4HF

Created 2026 Aug 12 21:35:13 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     P12p4HF*0C2026 08 09.47639423 14 41.166-12 20 47.61   ~89Eo 21.25wXNEOCPF51
     P12p4HF 0C2026 08 09.48775623 14 42.861-12 21 29.21   ~89Eo 21.10wXNEOCPF51
     P12p4HF 0C2026 08 09.49908823 14 44.530-12 22 11.07   ~89Eo 20.86wXNEOCPF51
     P12p4HF 0C2026 08 09.51043523 14 46.215-12 22 52.33   ~89Eo 21.46wXNEOCPF51
     P12p4HF 0C2026 08 09.61901623 15 02.449-12 29 29.09   ~89Go 21.54GVNEOCPF51
     P12p4HF 0C2026 08 09.61983823 15 02.565-12 29 31.52   ~89Go 21.25GVNEOCPF51
     P12p4HF KB2026 08 10.02379 23 16 12.23 -12 54 32.5    ~8A1Z       ZNEOCP106
     P12p4HF KB2026 08 10.03198 23 16 13.49 -12 55 03.4    ~8A1Z       ZNEOCP106
     P12p4HF KB2026 08 10.04018 23 16 14.76 -12 55 33.8    ~8A1Z       ZNEOCP106
     P12p4HF KB2026 08 10.04827 23 16 16.00 -12 56 03.5    ~8A1Z       ZNEOCP106
     P12p4HF KB2026 08 11.05553423 19 03.83 -13 58 17.5    ~8B25 21.1 GVNEOCPL01
     P12p4HF KB2026 08 11.06451823 19 05.22 -13 58 51.1    ~8B25 21.1 GVNEOCPL01

Station data:
(106) Črni Vrh  (N45.945905 E14.071100)  Slovenia.  Observer J. Skvarč. 0.6-m
   f/3.3 Deltagraph + 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.
(L01) Višnjan Observatory, Tičan  (N45.290897 E13.749300)  Croatia.
   Observers K. Korlević, L. Poropat. Measurer K. Korlevic. 1.0-m f/2.9
   reflector + CCD.

Orbital elements:  P12p4HF
   Perihelion 2026 Aug 22.165938 +/- 0.503 TT =  3:58:57.0 (JD 2461274.665938)
Epoch 2026 Aug 11.0 TT = JDT 2461263.5   Earth MOID: 0.1672      AutoNEOCP
M 353.902799332 +/- 0.29            (J2000 ecliptic)
n   0.546053598 +/- 0.0028          Peri.  195.748265 +/- 0.42
a   1.482447085 +/- 0.00507         Node   135.889973 +/- 0.026
e   0.20704984 +/- 0.00203          Incl.   12.454140 +/- 0.07
P   1.805/659.263d         H 23.46  G  0.15   U  8.8
q 1.175506644 +/- 0.00103    Q 1.789387525 +/- 0.00913
From 12 observations 2026 Aug. 9-11 (38.1 hr); mean residual 0".20
Residuals in arcseconds: 
260809 F51  .09+  .03-    260809 F51  .06+  .39-    260810 106  .08+  .24-    
260809 F51  .13+  .12+    260809 F51  .07-  .17+    260810 106  .14+  .11-    
260809 F51  .10-  .13-    260810 106  .27-  .58+    260811 L01  .16-  .09+    
260809 F51  .09-  .22+    260810 106  .16-  .09-    260811 L01  .22+  .06-    

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2026 08 12 22  23 24 11.984   -15 54 03.91  .18204 1.1774 152.2 21.2 .478 146
2026 08 12 23  23 24 18.841   -15 56 41.32  .18201 1.1774 152.2 21.2 .486 145
2026 08 13 00  23 24 25.695   -15 59 18.75  .18199 1.1774 152.3 21.2 .495 144
2026 08 13 01  23 24 32.548   -16 01 56.22  .18197 1.1773 152.3 21.2 .504 143
2026 08 13 02  23 24 39.399   -16 04 33.72  .18194 1.1773 152.3 21.2 .514 142
2026 08 13 03  23 24 46.247   -16 07 11.25  .18192 1.1773 152.3 21.2 .523 141
2026 08 13 04  23 24 53.094   -16 09 48.81  .18189 1.1773 152.3 21.2 .533 141
2026 08 13 05  23 24 59.939   -16 12 26.39  .18187 1.1773 152.3 21.2 .543 140
2026 08 13 06  23 25 06.782   -16 15 04.01  .18185 1.1773 152.3 21.2 .553 139
2026 08 13 07  23 25 13.623   -16 17 41.65  .18182 1.1772 152.3 21.2 .563 139
2026 08 13 08  23 25 20.462   -16 20 19.32  .18180 1.1772 152.3 21.2 .574 138
2026 08 13 09  23 25 27.300   -16 22 57.02  .18178 1.1772 152.3 21.2 .585 137
2026 08 13 10  23 25 34.135   -16 25 34.75  .18176 1.1772 152.4 21.2 .596 136
2026 08 13 11  23 25 40.968   -16 28 12.49  .18173 1.1772 152.4 21.2 .607 136
2026 08 13 12  23 25 47.799   -16 30 50.27  .18171 1.1772 152.4 21.2 .619 135
2026 08 13 13  23 25 54.629   -16 33 28.06  .18169 1.1772 152.4 21.2 .630 135
2026 08 13 14  23 26 01.456   -16 36 05.88  .18167 1.1771 152.4 21.2 .642 134
2026 08 13 15  23 26 08.281   -16 38 43.73  .18165 1.1771 152.4 21.2 .654 133
2026 08 13 16  23 26 15.104   -16 41 21.59  .18163 1.1771 152.4 21.2 .667 133
2026 08 13 17  23 26 21.926   -16 43 59.48  .18161 1.1771 152.4 21.2 .679 132
2026 08 13 18  23 26 28.745   -16 46 37.38  .18159 1.1771 152.4 21.2 .692 132
2026 08 13 19  23 26 35.562   -16 49 15.31  .18157 1.1771 152.4 21.2 .705 131
2026 08 13 20  23 26 42.377   -16 51 53.25  .18155 1.1770 152.4 21.2 .718 131
2026 08 13 21  23 26 49.190   -16 54 31.22  .18153 1.1770 152.4 21.2 .731 130
2026 08 13 22  23 26 56.001   -16 57 09.20  .18151 1.1770 152.5 21.2 .745 129
2026 08 13 23  23 27 02.810   -16 59 47.20  .18149 1.1770 152.5 21.2 .759 129
2026 08 14 00  23 27 09.617   -17 02 25.21  .18147 1.1770 152.5 21.2 .773 128
2026 08 14 01  23 27 16.421   -17 05 03.24  .18145 1.1770 152.5 21.2 .787 128
2026 08 14 02  23 27 23.224   -17 07 41.29  .18143 1.1770 152.5 21.2 .802 128
2026 08 14 03  23 27 30.024   -17 10 19.35  .18142 1.1769 152.5 21.2 .816 127
2026 08 14 04  23 27 36.822   -17 12 57.43  .18140 1.1769 152.5 21.2 .831 127
2026 08 14 05  23 27 43.618   -17 15 35.51  .18138 1.1769 152.5 21.2 .846 126
2026 08 14 06  23 27 50.412   -17 18 13.61  .18136 1.1769 152.5 21.2 .861 126
2026 08 14 07  23 27 57.204   -17 20 51.72  .18135 1.1769 152.5 21.2 .877 125
2026 08 14 08  23 28 03.994   -17 23 29.85  .18133 1.1769 152.5 21.2 .893 125
2026 08 14 09  23 28 10.781   -17 26 07.98  .18131 1.1769 152.5 21.2 .908 125
2026 08 14 10  23 28 17.566   -17 28 46.12  .18130 1.1768 152.5 21.2 .925 124
2026 08 14 11  23 28 24.350   -17 31 24.28  .18128 1.1768 152.5 21.2 .941 124
2026 08 14 12  23 28 31.130   -17 34 02.44  .18127 1.1768 152.5 21.2 .957 123
2026 08 14 13  23 28 37.909   -17 36 40.60  .18125 1.1768 152.6 21.2 .974 123
2026 08 14 14  23 28 44.685   -17 39 18.78  .18123 1.1768 152.6 21.2 0.99 123
2026 08 14 15  23 28 51.460   -17 41 56.96  .18122 1.1768 152.6 21.2 1.01 122
2026 08 14 16  23 28 58.231   -17 44 35.15  .18120 1.1768 152.6 21.2 1.03 122
2026 08 14 17  23 29 05.001   -17 47 13.34  .18119 1.1767 152.6 21.2 1.04 122
2026 08 14 18  23 29 11.768   -17 49 51.54  .18118 1.1767 152.6 21.2 1.06 121
2026 08 14 19  23 29 18.534   -17 52 29.74  .18116 1.1767 152.6 21.2 1.08 121
2026 08 14 20  23 29 25.296   -17 55 07.94  .18115 1.1767 152.6 21.2 1.10 121
2026 08 14 21  23 29 32.057   -17 57 46.15  .18114 1.1767 152.6 21.2 1.11 121