"Pseudo-MPEC" for A11EfSh

Created 2026 Jul 5 15:35:03 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     A11EfSh*0C2026 07 04.99614019 25 47.002-36 22 06.35   ~751o 17.36oVNEOCPM22
     A11EfSh 0C2026 07 05.00688619 25 14.659-36 19 17.36   ~751o 18.66oVNEOCPM22
     A11EfSh 0C2026 07 05.01068019 25 03.386-36 18 17.21   ~751o 17.47oVNEOCPM22
     A11EfSh 0C2026 07 05.01755219 24 42.679-36 16 27.95   ~751o 17.40oVNEOCPM22
     A11EfSh 0C2026 07 05.09127319 21 02.237-35 56 19.14   ~7545 17.46oVNEOCPM22
     A11EfSh 0C2026 07 05.09360319 20 55.258-35 55 39.83   ~7545 17.59oVNEOCPM22
     A11EfSh 0C2026 07 05.09627919 20 47.309-35 54 54.07   ~7545 17.49oVNEOCPM22
     A11EfSh 0C2026 07 05.09878119 20 39.862-35 54 12.38   ~7545 17.51oVNEOCPM22
     A11EfSh 0C2026 07 05.11577419 20 21.122-35 50 10.61   ~7545 17.36oVNEOCPW68
     A11EfSh 0C2026 07 05.11714119 20 16.990-35 49 48.79   ~7545 17.48oVNEOCPW68
     A11EfSh 0C2026 07 05.11850319 20 12.943-35 49 27.91   ~7545 17.29oVNEOCPW68
     A11EfSh 0C2026 07 05.11986219 20 08.875-35 49 06.64   ~7545 17.30oVNEOCPW68
     A11EfSh 0C2026 07 05.15585519 18 20.309-35 39 31.68   ~75Ao 18.09oVNEOCPW68
     A11EfSh 0C2026 07 05.16464919 17 53.954-35 37 11.50   ~75Ao 17.71oVNEOCPW68
     A11EfSh 0C2026 07 05.45812719 03 31.721-34 14 56.98   ~75CK 17.13oVNEOCPT08
     A11EfSh 0C2026 07 05.46050119 03 24.430-34 14 12.16   ~75CK 17.81oVNEOCPT08
     A11EfSh 0C2026 07 05.46280019 03 17.146-34 13 27.23   ~75CK 18.33oVNEOCPT08
     A11EfSh 0C2026 07 05.46539719 03 09.365-34 12 39.53   ~75CK 17.26oVNEOCPT08

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.
(T08) ATLAS-MLO, Mauna Loa  (N19.536150 W155.576050)  US/Hawaii.  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.
(W68) ATLAS Chile, Rio Hurtado  (S30.471010 W70.764980)  Chile.  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.

Orbital elements:  A11EfSh
   Perihelion 2026 Oct 18.557636 +/- 0.105 TT = 13:22:59.7 (JD 2461332.057636)
Epoch 2026 Jul  5.0 TT = JDT 2461226.5   Earth MOID: 0.0213      AutoNEOCP
M 197.168835981 +/- 0.13            (J2000 ecliptic)
n   1.542580627 +/- 0.000681        Peri.  170.702426 +/- 0.059
a   0.741829558 +/- 0.000218        Node   284.206597 +/- 0.0011
e   0.41599606 +/- 0.000522         Incl.   14.583410 +/- 0.034
P   0.639/233.371d         H 24.87  G  0.15   U  7.9
q 0.433231377 +/- 0.000509    Q 1.050427739 +/- 0.000137
From 18 observations 2026 July 4-5 (11.3 hr); mean residual 0".70
Residuals in arcseconds: 
260704 M22  .21+  .53-    260705 M22  .17+  .52+    260705 W68  1.4-  1.2+    
260705 M22  .80-  .34-    260705 M22  .07+  .13-    260705 W68  1.7+  1.4-    
260705 M22  .60+  .15-    260705 W68  .10-  .19+    260705 T08  .45+  .61-    
260705 M22  .39-  .00     260705 W68  .50-  .60+    260705 T08  .66+  .46-    
260705 M22  .57+  .05-    260705 W68  .03-  .12+    260705 T08  1.9-  1.1+    
260705 M22  .03+  .03-    260705 W68  .10+  .05+    260705 T08  .71+  .22-    

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2026 07 05 16  18 53 25.381   -33 03 08.51  .02643 1.0427 169.7 17.7 .667  57
2026 07 05 17  18 51 23.552   -32 49 04.19  .02636 1.0426 169.8 17.7 .779  65
2026 07 05 18  18 49 21.732   -32 34 48.00  .02630 1.0425 170.0 17.7 .914  72
2026 07 05 19  18 47 19.939   -32 20 20.01  .02623 1.0425 170.1 17.7 1.07  78
2026 07 05 20  18 45 18.193   -32 05 40.33  .02617 1.0424 170.2 17.7 1.25  83
2026 07 05 21  18 43 16.514   -31 50 49.06  .02610 1.0424 170.3 17.7 1.44  87
2026 07 05 22  18 41 14.921   -31 35 46.30  .02604 1.0423 170.3 17.7 1.66  90
2026 07 05 23  18 39 13.433   -31 20 32.17  .02598 1.0423 170.4 17.7 1.90  93
2026 07 06 00  18 37 12.070   -31 05 06.81  .02593 1.0422 170.3 17.7 2.16  95
2026 07 06 01  18 35 10.850   -30 49 30.35  .02587 1.0422 170.3 17.6 2.43  98
2026 07 06 02  18 33 09.793   -30 33 42.94  .02582 1.0421 170.2 17.6 2.73 100
2026 07 06 03  18 31 08.917   -30 17 44.73  .02577 1.0420 170.1 17.6 3.05 101
2026 07 06 04  18 29 08.240   -30 01 35.88  .02572 1.0420 170.0 17.6 3.38 103
2026 07 06 05  18 27 07.783   -29 45 16.58  .02568 1.0419 169.8 17.7 3.73 104
2026 07 06 06  18 25 07.561   -29 28 46.99  .02563 1.0419 169.6 17.7 4.11 106
2026 07 06 07  18 23 07.595   -29 12 07.31  .02559 1.0418 169.4 17.7 4.50 107
2026 07 06 08  18 21 07.900   -28 55 17.73  .02555 1.0418 169.2 17.7 4.91 108
2026 07 06 09  18 19 08.496   -28 38 18.46  .02551 1.0417 168.9 17.7 5.34 109
2026 07 06 10  18 17 09.398   -28 21 09.70  .02548 1.0416 168.7 17.7 5.78 110
2026 07 06 11  18 15 10.625   -28 03 51.69  .02545 1.0416 168.4 17.7 6.25 111
2026 07 06 12  18 13 12.192   -27 46 24.65  .02542 1.0415 168.0 17.7 6.73 111
2026 07 06 13  18 11 14.117   -27 28 48.80  .02539 1.0415 167.7 17.7 7.24 112
2026 07 06 14  18 09 16.415   -27 11 04.40  .02536 1.0414 167.3 17.7 7.76 113
2026 07 06 15  18 07 19.102   -26 53 11.69  .02533 1.0413 167.0 17.7 8.30 113
2026 07 06 16  18 05 22.194   -26 35 10.93  .02531 1.0413 166.6 17.7 8.85 114
2026 07 06 17  18 03 25.705   -26 17 02.36  .02529 1.0412 166.2 17.8 9.43 115
2026 07 06 18  18 01 29.651   -25 58 46.27  .02527 1.0412 165.8 17.8 10.0 115
2026 07 06 19  17 59 34.045   -25 40 22.92  .02526 1.0411 165.4 17.8 10.6 116
2026 07 06 20  17 57 38.902   -25 21 52.59  .02524 1.0410 165.0 17.8 11.3 116
2026 07 06 21  17 55 44.235   -25 03 15.56  .02523 1.0410 164.5 17.8 11.9 117
2026 07 06 22  17 53 50.058   -24 44 32.11  .02522 1.0409 164.1 17.8 12.6 117
2026 07 06 23  17 51 56.383   -24 25 42.54  .02522 1.0409 163.6 17.8 13.2 118
2026 07 07 00  17 50 03.224   -24 06 47.14  .02521 1.0408 163.2 17.8 13.9 118
2026 07 07 01  17 48 10.591   -23 47 46.20  .02521 1.0407 162.7 17.9 14.6 119
2026 07 07 02  17 46 18.496   -23 28 40.02  .02521 1.0407 162.2 17.9 15.3 119
2026 07 07 03  17 44 26.952   -23 09 28.91  .02521 1.0406 161.7 17.9 16.1 119
2026 07 07 04  17 42 35.969   -22 50 13.17  .02521 1.0406 161.3 17.9 16.8 120
2026 07 07 05  17 40 45.556   -22 30 53.11  .02522 1.0405 160.8 17.9 17.6 120
2026 07 07 06  17 38 55.725   -22 11 29.04  .02523 1.0404 160.3 17.9 18.4 120
2026 07 07 07  17 37 06.485   -21 52 01.26  .02524 1.0404 159.8 18.0 19.1 121
2026 07 07 08  17 35 17.845   -21 32 30.08  .02525 1.0403 159.3 18.0 19.9 121
2026 07 07 09  17 33 29.814   -21 12 55.82  .02526 1.0402 158.8 18.0 20.8 121
2026 07 07 10  17 31 42.401   -20 53 18.78  .02528 1.0402 158.3 18.0 21.6 122
2026 07 07 11  17 29 55.613   -20 33 39.27  .02530 1.0401 157.8 18.0 22.4 122
2026 07 07 12  17 28 09.458   -20 13 57.61  .02532 1.0400 157.3 18.0 23.3 122
2026 07 07 13  17 26 23.944   -19 54 14.10  .02535 1.0400 156.8 18.1 24.1 123
2026 07 07 14  17 24 39.077   -19 34 29.04  .02537 1.0399 156.3 18.1 25.0 123
2026 07 07 15  17 22 54.863   -19 14 42.75  .02540 1.0399 155.8 18.1 25.9 123