"Pseudo-MPEC" for ST26D13

Created 2026 Apr 8 11:35:11 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     ST26D13* C2026 04 08.32512315 07 08.962-00 43 53.42   ~488Z 17.54GVNEOCPU68
     ST26D13  C2026 04 08.32846415 07 24.949-00 48 55.02   ~488Z 17.54GVNEOCPU68
     ST26D13  C2026 04 08.34040715 08 21.655-01 07 11.19   ~488o 17.61GVNEOCPU74
     ST26D13  C2026 04 08.34134315 08 25.993-01 08 37.58   ~488o 17.61GVNEOCPU74
     ST26D13  C2026 04 08.41655215 14 14.855-03 12 56.78   ~48AK 17.84GVNEOCPU74
     ST26D13  C2026 04 08.41982615 14 30.541-03 18 46.83   ~48AK 17.84GVNEOCPU74

Station data:
(U68) JPL SynTrack Robotic Telescope, Auberry  (N37.070387 W119.412990)
   US/California.  Observers N. Saini, C. Zhai, R. Trahan, M. Zhan, M. Shao.
   0.28-m f/2.2 Schmidt + CCD.
(U74) JPL SynTrack Robotic Telescope 2, Auberry  (N37.070341 W119.412800)
   US/California.  Observers N. Saini, C. Zhai, R. Trahan, M. Zhan, M. Shao.
   0.36-m f/2.2 Schmidt.

Orbital elements:  ST26D13
   Perigee 2026 Apr 7.373666 +/- 0.0186 TT =  8:58:04.7 (JD 2461137.873666)
Epoch 2026 Apr  8.0 TT = JDT 2461138.5                           AutoNEOCP
M 151.207246020 +/- 2.3             (J2000 equator)
n 241.416164248 +/- 3.46            Peri.  349.246792 +/- 0.23
a 55134.81765 +/- 527               Node    47.535637 +/- 0.019
e   0.85162336 +/- 0.00193          Incl.   33.469499 +/- 0.09
P2147.289m/1.491d          H 32.72  G  0.15   U 13.6
q 8180.718606 +/- 177    Q 102088.9167 +/- 887
From 6 observations 2026 Apr. 8 (2.3 hr); mean residual 0".54
Residuals in arcseconds: 
260408 U68  .21+  .31-    260408 U74  .62+  .39-    260408 U74  .70-  .84+    
260408 U68  .41-  .55+    260408 U74  .31-  .00     260408 U74  .65+  .78-    

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2026 04 08 12  15 27 59.195   -02 56 54.61   83333 1.0017 144.8 17.9 44.1  12
2026 04 08 13  15 36 10.181   -04 17 24.59   78659 1.0017 143.0 17.8 52.0  11
2026 04 08 14  15 45 30.295   -05 48 29.62   73309 1.0017 140.8 17.7 62.1   7
2026 04 08 15  15 56 29.627   -07 34 20.31   67194 1.0016 138.2 17.6 74.6   3
2026 04 08 16  16 09 59.618   -09 41 45.29   60188 1.0016 135.0 17.5 88.4   1
2026 04 08 17  16 27 38.462   -12 22 52.42   52108 1.0015 130.7 17.3  100   4
2026 04 08 18  16 53 07.178   -16 02 06.21   42663 1.0015 124.5 17.0  106  29
2026 04 08 19  17 37 23.276   -21 37 33.62   31356 1.0014 113.8 16.7  280  88
2026 04 08 20  19 39 17.449   -31 23 42.69   17343 1.0013  87.3 16.3 2369  98
2026 04 08 21  05 41 30.397   +22 07 05.04   10082 1.0013  67.1 16.2 290'  65
2026 04 08 22  10 29 55.985   +31 51 43.72   25017 1.0015 125.5 15.8 5410 103
2026 04 08 23  11 44 38.592   +27 18 13.46   37506 1.0016 139.8 16.3 3637 112
2026 04 09 00  12 21 09.628   +23 56 33.99   47765 1.0017 146.6 16.6 3001 116
2026 04 09 01  12 44 22.524   +21 24 47.55   56456 1.0017 150.6 16.9 2678 118
2026 04 09 02  13 01 11.918   +19 23 36.34   63950 1.0018 153.1 17.1 2485 120
2026 04 09 03  13 14 22.746   +17 42 19.59   70473 1.0019 154.9 17.2 2358 121
2026 04 09 04  13 25 15.312   +16 14 45.05   76178 1.0019 156.0 17.4 2271 121
2026 04 09 05  13 34 34.154   +14 57 01.04   81166 1.0020 156.8 17.5 2210 122
2026 04 09 06  13 42 46.353   +13 46 34.44   85516 1.0020 157.3 17.6 2167 122
2026 04 09 07  13 50 09.557   +12 41 38.72   89283 1.0020 157.5 17.7 2138 123
2026 04 09 08  13 56 55.921   +11 40 56.49   92511 1.0021 157.6 17.7 2121 123
2026 04 09 09  14 03 14.215   +10 43 29.21   95235 1.0021 157.6 17.8 2114 123
2026 04 09 10  14 09 11.033   +09 48 31.00   97478 1.0021 157.4 17.9 2115 123
2026 04 09 11  14 14 51.526   +08 55 24.56   99263 1.0021 157.1 17.9 2125 123
2026 04 09 12  14 20 19.877   +08 03 38.42  100603 1.0022 156.8 18.0 2143 123
2026 04 09 13  14 25 39.612   +07 12 45.09  101509 1.0022 156.3 18.0 2169 123
2026 04 09 14  14 30 53.833   +06 22 19.50  101988 1.0022 155.8 18.0 2205 123
2026 04 09 15  14 36 05.384   +05 31 57.91  102044 1.0022 155.2 18.0 2250 123
2026 04 09 16  14 41 16.995   +04 41 16.81  101678 1.0022 154.5 18.0 2307 123
2026 04 09 17  14 46 31.414   +03 49 51.96  100886 1.0022 153.8 18.1 2377 123
2026 04 09 18  14 51 51.536   +02 57 17.29   99663 1.0022 153.0 18.1 2463 123
2026 04 09 19  14 57 20.555   +02 03 03.64   97998 1.0022 152.1 18.0 2569 123
2026 04 09 20  15 03 02.155   +01 06 37.14   95879 1.0022 151.1 18.0 2699 123
2026 04 09 21  15 09 00.762   +00 07 17.02   93286 1.0022 149.9 18.0 2859 123
2026 04 09 22  15 15 21.916   -00 55 47.56   90195 1.0022 148.7 18.0 3061 123
2026 04 09 23  15 22 12.834   -02 03 42.23   86576 1.0022 147.3 17.9 3318 123
2026 04 10 00  15 29 43.321   -03 17 54.87   82387 1.0021 145.7 17.8 3651 123
2026 04 10 01  15 38 07.321   -04 40 28.01   77576 1.0021 143.9 17.8 4096 123
2026 04 10 02  15 47 45.754   -06 14 20.56   72073 1.0021 141.7 17.7 4710 122
2026 04 10 03  15 59 12.131   -08 04 08.77   65781 1.0021 139.0 17.5 5600 122
2026 04 10 04  16 13 24.919   -10 17 30.61   58566 1.0020 135.6 17.4 6977 121
2026 04 10 05  16 32 19.052   -13 08 20.17   50225 1.0020 131.0 17.2 9319 121
2026 04 10 06  17 00 25.544   -17 05 28.70   40437 1.0019 124.1 16.9 233' 119
2026 04 10 07  17 52 23.996   -23 20 15.83   28638 1.0018 111.8 16.5 435' 114
2026 04 10 08  20 45 28.004   -33 21 33.10   14018 1.0018  75.8 16.4  24d  93
2026 04 10 09  07 30 44.830   +31 01 46.03   13145 1.0018  89.4 15.6  78d  77
2026 04 10 10  10 52 19.582   +30 48 49.07   27900 1.0019 128.4 16.0 801' 104
2026 04 10 11  11 54 17.818   +26 28 24.28   39838 1.0020 140.5 16.4 369' 112