"Pseudo-MPEC" for ST26E61

Created 2026 May 18 18:35:05 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

• Astrometry
• Observing stations
• Orbital elements
• Residuals
• Ephemeris
• Astrometry (from NEOCP, if available)
• 'Scout' (JPL) information
• NEOfixer information

 
 Astrometry: 
     ST26E61* C2026 05 14.30968215 37 01.419-00 50 21.40   ~5E85 19.07GVNEOCPU68
     ST26E61  C2026 05 14.31302315 37 22.441-00 49 49.44   ~5E85 19.07GVNEOCPU68
     ST26E61  C2026 05 14.32722515 38 49.386-00 47 33.65   ~5E8K 18.85GVNEOCPU74
     ST26E61  C2026 05 14.32832815 38 56.006-00 47 24.00   ~5E8K 18.85GVNEOCPU74
     ST26E61  C2026 05 14.35916515 41 52.815-00 42 48.37   ~5E95 19.38GVNEOCPU74
     ST26E61  C2026 05 14.36243915 42 10.861-00 42 19.96   ~5E95 19.38GVNEOCPU74

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:  ST26E61
   Perigee 2026 May 13.681042 +/- 0.0106 TT = 16:20:42.0 (JD 2461174.181042)
Epoch 2026 May 14.0 TT = JDT 2461174.5                           AutoNEOCP
q169528.5567 +/- 267148             (J2000 equator)
H   30.77 G 0.15                    Peri.  283.178088 +/- 3.0
                                    Node   239.753223 +/- 4.3
e  31.21900482 +/- 217              Incl.    3.960567 +/- 2.2
From 6 observations 2026 May 14 (76.0 min); mean residual 0".40

Residuals in arcseconds: 
260514 U68  .12-  .13+    260514 U74  .08+  .55+    260514 U74  .73-  .19-    
260514 U68  .41+  .36-    260514 U74  .27+  .06-    260514 U74  .77+  .19+    

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2026 05 18 19  16 47 53.647   +00 46 04.29  .02507 1.0341 153.8 24.0 175d  89
2026 05 18 20  16 47 58.564   +00 46 05.05  .02528 1.0343 153.8 24.0 175d  89
2026 05 18 21  16 48 03.399   +00 46 05.69  .02548 1.0345 153.8 24.0 175d  89
2026 05 18 22  16 48 08.152   +00 46 06.22  .02568 1.0347 153.8 24.1 175d  89
2026 05 18 23  16 48 12.825   +00 46 06.64  .02589 1.0349 153.9 24.1 175d  89
2026 05 19 00  16 48 17.421   +00 46 06.94  .02609 1.0351 153.9 24.1 175d  89
2026 05 19 01  16 48 21.942   +00 46 07.14  .02630 1.0353 153.9 24.1 175d  89
2026 05 19 02  16 48 26.388   +00 46 07.23  .02650 1.0355 153.9 24.1 175d  89
2026 05 19 03  16 48 30.762   +00 46 07.22  .02671 1.0357 153.9 24.1 175d  89
2026 05 19 04  16 48 35.066   +00 46 07.10  .02691 1.0359 153.9 24.2 175d  89
2026 05 19 05  16 48 39.300   +00 46 06.88  .02711 1.0361 153.9 24.2 175d  89
2026 05 19 06  16 48 43.467   +00 46 06.56  .02732 1.0363 153.9 24.2 175d  89
2026 05 19 07  16 48 47.567   +00 46 06.14  .02752 1.0364 153.9 24.2 175d  89
2026 05 19 08  16 48 51.603   +00 46 05.62  .02773 1.0366 153.9 24.2 175d  89
2026 05 19 09  16 48 55.576   +00 46 05.01  .02793 1.0368 153.9 24.2 175d  89
2026 05 19 10  16 48 59.487   +00 46 04.30  .02814 1.0370 153.9 24.3 175d  89
2026 05 19 11  16 49 03.337   +00 46 03.51  .02834 1.0372 153.9 24.3 175d  89
2026 05 19 12  16 49 07.128   +00 46 02.62  .02855 1.0374 154.0 24.3 175d  89
2026 05 19 13  16 49 10.861   +00 46 01.64  .02875 1.0376 154.0 24.3 175d  89
2026 05 19 14  16 49 14.537   +00 46 00.57  .02896 1.0378 154.0 24.3 175d  89
2026 05 19 15  16 49 18.158   +00 45 59.41  .02916 1.0380 154.0 24.3 175d  89
2026 05 19 16  16 49 21.724   +00 45 58.17  .02936 1.0382 154.0 24.3 175d  89
2026 05 19 17  16 49 25.237   +00 45 56.84  .02957 1.0384 154.0 24.4 175d  89
2026 05 19 18  16 49 28.697   +00 45 55.43  .02977 1.0386 154.0 24.4 175d  89
2026 05 19 19  16 49 32.107   +00 45 53.94  .02998 1.0388 154.0 24.4 175d  89
2026 05 19 20  16 49 35.466   +00 45 52.36  .03018 1.0390 154.0 24.4 175d  89
2026 05 19 21  16 49 38.776   +00 45 50.70  .03039 1.0392 154.0 24.4 175d  89
2026 05 19 22  16 49 42.037   +00 45 48.97  .03059 1.0394 154.1 24.4 175d  89
2026 05 19 23  16 49 45.252   +00 45 47.15  .03080 1.0396 154.1 24.5 175d  89
2026 05 20 00  16 49 48.420   +00 45 45.26  .03100 1.0398 154.1 24.5 175d  89
2026 05 20 01  16 49 51.543   +00 45 43.29  .03121 1.0400 154.1 24.5 175d  89
2026 05 20 02  16 49 54.621   +00 45 41.24  .03141 1.0402 154.1 24.5 175d  89
2026 05 20 03  16 49 57.655   +00 45 39.12  .03162 1.0404 154.1 24.5 175d  89
2026 05 20 04  16 50 00.647   +00 45 36.93  .03182 1.0406 154.1 24.5 175d  89
2026 05 20 05  16 50 03.596   +00 45 34.66  .03203 1.0407 154.1 24.5 175d  89
2026 05 20 06  16 50 06.505   +00 45 32.32  .03223 1.0409 154.1 24.6 175d  89
2026 05 20 07  16 50 09.372   +00 45 29.91  .03244 1.0411 154.1 24.6 175d  89
2026 05 20 08  16 50 12.200   +00 45 27.43  .03264 1.0413 154.2 24.6 175d  89
2026 05 20 09  16 50 14.989   +00 45 24.88  .03285 1.0415 154.2 24.6 175d  89
2026 05 20 10  16 50 17.740   +00 45 22.26  .03305 1.0417 154.2 24.6 175d  89
2026 05 20 11  16 50 20.453   +00 45 19.57  .03326 1.0419 154.2 24.6 175d  89
2026 05 20 12  16 50 23.129   +00 45 16.81  .03346 1.0421 154.2 24.6 175d  89
2026 05 20 13  16 50 25.769   +00 45 13.99  .03367 1.0423 154.2 24.6 175d  89
2026 05 20 14  16 50 28.373   +00 45 11.10  .03387 1.0425 154.2 24.7 175d  89
2026 05 20 15  16 50 30.942   +00 45 08.15  .03408 1.0427 154.2 24.7 175d  89
2026 05 20 16  16 50 33.477   +00 45 05.13  .03428 1.0429 154.3 24.7 175d  90
2026 05 20 17  16 50 35.978   +00 45 02.04  .03449 1.0431 154.3 24.7 175d  90
2026 05 20 18  16 50 38.446   +00 44 58.90  .03469 1.0433 154.3 24.7 175d  90