"Pseudo-MPEC" for C46M3W1

Created 2026 Sep 22 8:35:08 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     C46M3W1*1C2026 09 22.24906723 40 32.923-12 15 17.42   ~9M75 17.95GVNEOCP703
     C46M3W1 1C2026 09 22.25130623 40 38.453-12 13 31.98   ~9M75 18.23GVNEOCP703
     C46M3W1 1C2026 09 22.25354323 40 43.979-12 11 44.52   ~9M75 18.57GVNEOCP703
     C46M3W1 1C2026 09 22.25578123 40 49.267-12 10 00.16   ~9M75       VNEOCP703
     C46M3W1 1C2026 09 22.30555923 42 49.511-11 28 42.46   ~9M7Z 18.27GVNEOCPI52
     C46M3W1 1C2026 09 22.30569423 42 49.835-11 28 35.62   ~9M7Z 18.30GVNEOCPI52
     C46M3W1 1C2026 09 22.30582923 42 50.180-11 28 28.56   ~9M7Z 18.31GVNEOCPI52
     C46M3W1 1C2026 09 22.30596523 42 50.497-11 28 21.61   ~9M7Z 18.22GVNEOCPI52
     C46M3W1 1C2026 09 22.33478523 44 01.612-11 02 53.38   ~9M8K 18.11GVNEOCPI52
     C46M3W1 1C2026 09 22.33492023 44 01.928-11 02 46.10   ~9M8K 17.95GVNEOCPI52
     C46M3W1 1C2026 09 22.33505523 44 02.267-11 02 38.76   ~9M8K 18.08GVNEOCPI52
     C46M3W1 1C2026 09 22.33519223 44 02.634-11 02 31.74   ~9M8K 18.23GVNEOCPI52

Station data:
(703) Catalina Sky Survey  (N32.417029 W110.732640)
   US/Arizona.  Observer E. J. Christensen. Measurers T. Beuden, V. F.
   Carvajal, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
   Gröller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
   Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchoś. 0.68 m Schmidt + 10K
   CCD.
(I52) Steward Observatory, Mt. Lemmon Station  (N32.442570 W110.788920)
   US/Arizona. Measurers T. Beuden, V. F. Carvajal, D. Fay, J. B. Fazekas, D.
   C. Fuls, A. R. Gibbs, A. D. Grauer, H. Gröller, J. K. Hogan, R. A.
   Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F. C.
   Shelly, K. W. Wierzchoś. 1.0-m prime focus + CCD.

Orbital elements:  C46M3W1
   Perigee 2026 Sep 23.419322 +/- 0.0384 TT = 10:03:49.3 (JD 2461306.919322)
Epoch 2026 Sep 22.0 TT = JDT 2461305.5                           AutoNEOCP
M 185.993940397 +/- 5.3             (J2000 equator)
n 122.598052787 +/- 6.9             Peri.  152.955630 +/- 0.9
a 86619.25775 +/- 3251              Node    11.105358 +/- 0.15
e   0.77375861 +/- 0.0112           Incl.   33.239155 +/- 0.37
P4228.372m/2.936d          H 32.86  G  0.15   U 14.0
q 19596.86044 +/- 1704    Q 153641.6550 +/- 4801
From 12 observations 2026 Sept. 22 (2.1 hr); mean residual 0".56
Residuals in arcseconds: 
260922 703  .21+  .27+    260922 I52  .11+  .14+    260922 I52  .16+  .11+    
260922 703  .41+  .18-    260922 I52  .08+  .02-    260922 I52  .24-  .08+    
260922 703  .93+  1.1+    260922 I52  .36+  .04+    260922 I52  .29-  .11+    
260922 703  1.8-  1.2-    260922 I52  .20+  .07-    260922 I52  .01-  .29-    

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2026 09 22 09  23 49 58.421   -08 45 53.94  144704 1.0047 171.5 18.4  169  32
2026 09 22 10  23 53 59.128   -08 08 17.63  142825 1.0047 172.2 18.3  193  44
2026 09 22 11  23 58 05.775   -07 29 28.93  140754 1.0047 172.9 18.3  225  53
2026 09 22 12  00 02 19.354   -06 49 18.47  138487 1.0046 173.4 18.2  263  60
2026 09 22 13  00 06 40.987   -06 07 35.53  136018 1.0046 173.7 18.1  308  65
2026 09 22 14  00 11 11.968   -05 24 07.79  133341 1.0046 173.8 18.1  361  69
2026 09 22 15  00 15 53.798   -04 38 40.91  130449 1.0046 173.6 18.1  422  72
2026 09 22 16  00 20 48.246   -03 50 58.09  127335 1.0045 173.2 18.0  493  74
2026 09 22 17  00 25 57.415   -03 00 39.45  123988 1.0045 172.4 18.0  579  75
2026 09 22 18  00 31 23.847   -02 07 21.21  120399 1.0044 171.4 18.0  682  75
2026 09 22 19  00 37 10.648   -01 10 34.59  116556 1.0044 170.1 18.0  808  75
2026 09 22 20  00 43 21.685   -00 09 44.34  112446 1.0044 168.7 18.0  964  75
2026 09 22 21  00 50 01.844   +00 55 53.27  108053 1.0043 167.0 17.9 1162  74
2026 09 22 22  00 57 17.428   +02 07 13.37  103359 1.0043 165.1 17.9 1416  73
2026 09 22 23  01 05 16.748   +03 25 26.62   98344 1.0042 162.9 17.9 1747  72
2026 09 23 00  01 14 11.051   +04 52 05.31   92982 1.0042 160.5 17.8 2187  70
2026 09 23 01  01 24 16.026   +06 29 12.55   87245 1.0041 157.7 17.8 2786  69
2026 09 23 02  01 35 54.379   +08 19 36.58   81098 1.0040 154.4 17.7 3621  68
2026 09 23 03  01 49 40.477   +10 27 13.26   74500 1.0040 150.5 17.6 4821  67
2026 09 23 04  02 06 29.325   +12 57 42.31   67404 1.0039 145.9 17.6 6612  66
2026 09 23 05  02 27 55.511   +15 59 23.28   59754 1.0038 140.0 17.5 9422  66
2026 09 23 06  02 56 57.651   +19 44 25.12   51499 1.0037 132.3 17.4 235'  67
2026 09 23 07  03 39 57.289   +24 27 57.60   42615 1.0036 121.4 17.2 379'  70
2026 09 23 08  04 52 38.917   +30 06 15.82   33244 1.0035 104.5 17.2 676'  77
2026 09 23 09  07 14 49.580   +33 02 22.73   24283 1.0034  74.4 17.8  23d  95
2026 09 23 10  11 03 39.569   +15 35 31.88   19519 1.0033  20.9 24??  45d 120
2026 09 23 11  14 15 00.862   -14 11 42.15   23707 1.0033  36.2 21??  50d 121
2026 09 23 12  16 18 30.541   -27 49 30.38   32544 1.0034  67.6 18.9  33d 109
2026 09 23 13  17 38 05.563   -32 10 06.59   41934 1.0034  85.2 18.5  22d  98
2026 09 23 14  18 31 47.137   -33 13 55.28   50864 1.0035  96.4 18.5 953'  90
2026 09 23 15  19 10 12.151   -33 06 11.53   59167 1.0035 104.4 18.5 752'  85
2026 09 23 16  19 39 11.088   -32 30 52.79   66861 1.0035 110.4 18.6 627'  80
2026 09 23 17  20 02 00.786   -31 44 55.81   73997 1.0036 115.3 18.6 544'  77
2026 09 23 18  20 20 37.321   -30 55 24.83   80631 1.0036 119.2 18.7 485'  75
2026 09 23 19  20 36 12.784   -30 05 25.72   86810 1.0037 122.6 18.8 440'  72
2026 09 23 20  20 49 34.109   -29 16 20.74   92578 1.0037 125.6 18.8 406'  71
2026 09 23 21  21 01 13.130   -28 28 44.53   97968 1.0037 128.2 18.9 379'  69
2026 09 23 22  21 11 32.210   -27 42 49.03  103010 1.0038 130.5 18.9 358'  68
2026 09 23 23  21 20 47.541   -26 58 35.16  107728 1.0038 132.7 18.9 340'  67
2026 09 24 00  21 29 11.156   -26 15 58.61  112145 1.0038 134.6 19.0 325'  66
2026 09 24 01  21 36 52.201   -25 34 52.70  116278 1.0038 136.4 19.0 312'  65
2026 09 24 02  21 43 57.766   -24 55 09.88  120143 1.0039 138.1 19.0 301'  64
2026 09 24 03  21 50 33.447   -24 16 42.46  123753 1.0039 139.7 19.0 292'  64
2026 09 24 04  21 56 43.727   -23 39 23.00  127121 1.0039 141.1 19.1 283'  63
2026 09 24 05  22 02 32.252   -23 03 04.47  130257 1.0039 142.5 19.1 276'  62
2026 09 24 06  22 08 02.022   -22 27 40.32  133170 1.0039 143.9 19.1 270'  62
2026 09 24 07  22 13 15.537   -21 53 04.46  135868 1.0040 145.2 19.1 265'  61
2026 09 24 08  22 18 14.903   -21 19 11.27  138358 1.0040 146.4 19.1 260'  61