"Pseudo-MPEC" for A11Cswo

Created 2026 May 20 19:35:04 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     A11Cswo*0C2026 05 15.97273617 18 57.487-23 51 39.28   ~5G3K 18.64oVNEOCPM22
     A11Cswo 0C2026 05 15.97454617 18 57.178-23 51 38.23   ~5G3K 18.42oVNEOCPM22
     A11Cswo 0C2026 05 15.97770517 18 56.647-23 51 36.47   ~5G3K 18.67oVNEOCPM22
     A11Cswo 0C2026 05 15.99764417 18 53.078-23 51 24.30   ~5G3Kx18.50oVNEOCPM22
     A11Cswo KB2026 05 16.89245 17 16 13.03 -23 41 37.5    ~5KF5       XNEOCPM28
     A11Cswo KB2026 05 16.89485 17 16 12.25 -23 41 35.2    ~5KF5       XNEOCPM28
     A11Cswo KB2026 05 16.89712 17 16 11.54 -23 41 34.2    ~5KF5       XNEOCPM28

Station data:
(M22) ATLAS South Africa, Sutherland  (S32.380156 E20.810590)  South Africa.
   Observers L. Denneau, R. Siverd, J. Tonry, H. Weiland. Measurers L.
   Denneau, N. Erasmus, A. Fitzsimmons, J. Robinson, R. Siverd, J. Tonry, H.
   Weiland. 0.5-m f/2.0 Schmidt + CCD.
(M28) Lesedi Telescope-SAAO Observatory, Sutherland  (S32.379790 E20.810640)
   South Africa.  Observer N. Erasmus. 1.0-m f/8 Reflector + CCD.

Orbital elements:  A11Cswo
   Perihelion 2026 Jun 18.083278 +/- 15.6 TT =  1:59:55.1 (JD 2461209.583278)
Epoch 2026 May 16.0 TT = JDT 2461176.5   Earth MOID: 0.0003   Ju: 0.2199
q   0.065732885 +/- 0.147           Ve: 0.0049   Me: 0.0313   Ma: 0.0090
H   23.38 G 0.15                    Peri.  150.596302 +/- 10     AutoNEOCP
z  -0.0171422687 +/- 1.19           Node   237.045870 +/- 0.47
e   1.00112681 +/- 0.19             Incl.    4.214048 +/- 3.6
6 of 7 observations 2026 May 15-16 (22.2 hr); mean residual 0".40
Residuals in arcseconds: 
260515 M22  .04+  .28-    260515 M22( 2.8-  5.5+)   260516 M28  .19+  .18-    
260515 M22  .06-  .15+    260516 M28  .76-  .11-    
260515 M22  .11-  .80+    260516 M28  .49-  .47+    

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2026 05 20 20  05 31 20.102   +24 30 42.71  .05620 .96091  24.1 26?? 5889  77
2026 05 20 21  05 31 11.838   +24 30 18.41  .05729 .95991  24.0 26?? 5828  77
2026 05 20 22  05 31 03.874   +24 29 54.97  .05837 .95891  23.9 26?? 5769  77
2026 05 20 23  05 30 56.192   +24 29 32.36  .05946 .95790  23.8 26?? 5713  77
2026 05 21 00  05 30 48.776   +24 29 10.51  .06054 .95690  23.8 26?? 5660  77
2026 05 21 01  05 30 41.613   +24 28 49.41  .06163 .95589  23.7 26?? 5608  77
2026 05 21 02  05 30 34.690   +24 28 29.00  .06272 .95489  23.6 26?? 5559  77
2026 05 21 03  05 30 27.993   +24 28 09.25  .06380 .95388  23.6 26?? 5511  77
2026 05 21 04  05 30 21.511   +24 27 50.13  .06489 .95288  23.5 26?? 5465  77
2026 05 21 05  05 30 15.234   +24 27 31.62  .06597 .95187  23.5 26?? 5421  77
2026 05 21 06  05 30 09.151   +24 27 13.67  .06706 .95086  23.4 26?? 5379  77
2026 05 21 07  05 30 03.254   +24 26 56.27  .06815 .94985  23.3 27?? 5338  77
2026 05 21 08  05 29 57.532   +24 26 39.39  .06923 .94884  23.3 27?? 5298  77
2026 05 21 09  05 29 51.978   +24 26 23.01  .07032 .94784  23.2 27?? 5260  77
2026 05 21 10  05 29 46.584   +24 26 07.10  .07140 .94683  23.1 27?? 5223  77
2026 05 21 11  05 29 41.342   +24 25 51.64  .07249 .94582  23.1 27?? 5188  77
2026 05 21 12  05 29 36.247   +24 25 36.61  .07358 .94481  23.0 27?? 5153  77
2026 05 21 13  05 29 31.290   +24 25 22.00  .07466 .94379  23.0 27?? 5120  77
2026 05 21 14  05 29 26.467   +24 25 07.79  .07575 .94278  22.9 27?? 5088  77
2026 05 21 15  05 29 21.770   +24 24 53.95  .07684 .94177  22.8 27?? 5057  77
2026 05 21 16  05 29 17.196   +24 24 40.48  .07792 .94076  22.8 27?? 5027  77
2026 05 21 17  05 29 12.738   +24 24 27.36  .07901 .93975  22.7 27?? 4998  77
2026 05 21 18  05 29 08.392   +24 24 14.57  .08010 .93873  22.7 27?? 4969  77
2026 05 21 19  05 29 04.154   +24 24 02.11  .08119 .93772  22.6 27?? 4942  77
2026 05 21 20  05 29 00.018   +24 23 49.95  .08227 .93670  22.6 27?? 4915  77
2026 05 21 21  05 28 55.980   +24 23 38.09  .08336 .93569  22.5 27?? 4889  77
2026 05 21 22  05 28 52.037   +24 23 26.52  .08445 .93467  22.4 27?? 4864  77
2026 05 21 23  05 28 48.186   +24 23 15.22  .08553 .93366  22.4 27?? 4840  77
2026 05 22 00  05 28 44.421   +24 23 04.19  .08662 .93264  22.3 27?? 4816  77
2026 05 22 01  05 28 40.741   +24 22 53.41  .08771 .93162  22.3 27?? 4793  77
2026 05 22 02  05 28 37.142   +24 22 42.88  .08880 .93061  22.2 27?? 4771  77
2026 05 22 03  05 28 33.620   +24 22 32.58  .08988 .92959  22.2 27?? 4749  77
2026 05 22 04  05 28 30.173   +24 22 22.51  .09097 .92857  22.1 27?? 4728  77
2026 05 22 05  05 28 26.799   +24 22 12.66  .09206 .92755  22.1 27?? 4707  77
2026 05 22 06  05 28 23.494   +24 22 03.03  .09315 .92653  22.0 27?? 4687  77
2026 05 22 07  05 28 20.256   +24 21 53.59  .09424 .92551  22.0 27?? 4668  77
2026 05 22 08  05 28 17.082   +24 21 44.36  .09532 .92449  21.9 27?? 4649  77
2026 05 22 09  05 28 13.971   +24 21 35.32  .09641 .92347  21.9 27?? 4630  77
2026 05 22 10  05 28 10.920   +24 21 26.46  .09750 .92245  21.8 27?? 4612  77
2026 05 22 11  05 28 07.926   +24 21 17.78  .09859 .92143  21.8 27?? 4594  77
2026 05 22 12  05 28 04.989   +24 21 09.27  .09968 .92040  21.7 28?? 4577  77
2026 05 22 13  05 28 02.106   +24 21 00.93  .10077 .91938  21.7 28?? 4560  77
2026 05 22 14  05 27 59.275   +24 20 52.76  .10185 .91836  21.6 28?? 4544  77
2026 05 22 15  05 27 56.495   +24 20 44.73  .10294 .91733  21.6 28?? 4528  77
2026 05 22 16  05 27 53.763   +24 20 36.86  .10403 .91631  21.5 28?? 4512  77
2026 05 22 17  05 27 51.079   +24 20 29.14  .10512 .91528  21.5 28?? 4497  77
2026 05 22 18  05 27 48.440   +24 20 21.56  .10621 .91426  21.4 28?? 4482  77
2026 05 22 19  05 27 45.845   +24 20 14.11  .10730 .91323  21.4 28?? 4467  77