"Pseudo-MPEC" for C46HMN1

Created 2026 Sep 9 8:35:07 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     C46HMN1*1C2026 09 09.22856722 03 34.236-25 13 56.71   ~9965 17.27GVNEOCP703
     C46HMN1 1C2026 09 09.23117522 03 38.239-25 08 59.50   ~9965 16.98GVNEOCP703
     C46HMN1 1C2026 09 09.23640122 03 46.332-24 59 03.37   ~9965       VNEOCP703
     C46HMN1 1C2026 09 09.29990422 05 20.080-23 00 27.22   ~997Z 17.25GVNEOCPI52
     C46HMN1 1C2026 09 09.30005122 05 20.278-23 00 11.66   ~997Z 17.52GVNEOCPI52
     C46HMN1 1C2026 09 09.30019822 05 20.483-22 59 55.36   ~997Z 16.98GVNEOCPI52
     C46HMN1 1C2026 09 09.30034422 05 20.706-22 59 38.83   ~997Z 17.11GVNEOCPI52
     C46HMN1 1C2026 09 09.32848322 06 00.745-22 08 09.60   ~9985 17.47GVNEOCPI52
     C46HMN1 1C2026 09 09.32863022 06 00.961-22 07 53.47   ~9985 17.23GVNEOCPI52
     C46HMN1 1C2026 09 09.32877722 06 01.170-22 07 37.31   ~9985 17.14GVNEOCPI52
     C46HMN1 1C2026 09 09.32893922 06 01.408-22 07 19.13   ~9985 17.13GVNEOCPI52

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:  C46HMN1
   Perihelion 2026 Aug 2.500740 +/- 2.28 TT = 12:01:03.9 (JD 2461255.000740)
Epoch 2026 Sep  9.0 TT = JDT 2461292.5   Earth MOID: 0.0085      AutoNEOCP
M  18.644311802 +/- 4.8             (J2000 ecliptic)
n   0.497191453 +/- 0.1             Peri.  312.819959 +/- 1.2
a   1.578048255 +/- 0.212           Node   346.522729 +/- 0.032
e   0.41449235 +/- 0.0832           Incl.   13.430575 +/- 2.0
P   1.982/724.053d         H 26.11  G  0.15   U 11.2
q 0.923959313 +/- 0.00757    Q 2.232137196 +/- 0.431
From 11 observations 2026 Sept. 9 (2.4 hr); mean residual 0".46
Residuals in arcseconds: 
260909 703  .33-  .70-    260909 I52  .05-  .50-    260909 I52  .04-  .07-    
260909 703  .45-  .49-    260909 I52  .13-  .45-    260909 I52  .02-  .06+    
260909 703  .83+  1.4+    260909 I52  .05+  .05-    260909 I52  .11+  .58+    
260909 I52  .13+  .19+    260909 I52  .15-  .17-    

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2026 09 09 09  22 07 36.015   -20 35 17.90  .01145 1.0180 158.6 17.5  101  39
2026 09 09 10  22 08 41.259   -19 23 03.60  .01159 1.0181 159.5 17.5  109  51
2026 09 09 11  22 09 43.990   -18 12 33.68  .01174 1.0183 160.5 17.5  119  61
2026 09 09 12  22 10 44.349   -17 03 48.10  .01189 1.0185 161.3 17.5  131  70
2026 09 09 13  22 11 42.466   -15 56 46.47  .01204 1.0187 162.1 17.5  144  78
2026 09 09 14  22 12 38.461   -14 51 28.06  .01221 1.0189 162.9 17.5  159  85
2026 09 09 15  22 13 32.448   -13 47 51.86  .01237 1.0191 163.6 17.5  176  91
2026 09 09 16  22 14 24.531   -12 45 56.60  .01254 1.0193 164.2 17.5  193  97
2026 09 09 17  22 15 14.808   -11 45 40.82  .01271 1.0195 164.8 17.5  211 101
2026 09 09 18  22 16 03.370   -10 47 02.85  .01289 1.0197 165.3 17.5  229 106
2026 09 09 19  22 16 50.302   -09 50 00.86  .01307 1.0199 165.8 17.5  248 109
2026 09 09 20  22 17 35.685   -08 54 32.92  .01326 1.0200 166.2 17.5  268 113
2026 09 09 21  22 18 19.593   -08 00 36.98  .01344 1.0202 166.5 17.6  289 116
2026 09 09 22  22 19 02.096   -07 08 10.89  .01364 1.0204 166.8 17.6  309 119
2026 09 09 23  22 19 43.260   -06 17 12.47  .01383 1.0206 167.0 17.6  330 121
2026 09 10 00  22 20 23.147   -05 27 39.48  .01403 1.0208 167.2 17.6  352 123
2026 09 10 01  22 21 01.815   -04 39 29.66  .01423 1.0210 167.3 17.7  373 125
2026 09 10 02  22 21 39.318   -03 52 40.71  .01443 1.0212 167.3 17.7  394 127
2026 09 10 03  22 22 15.709   -03 07 10.37  .01464 1.0214 167.3 17.7  416 129
2026 09 10 04  22 22 51.035   -02 22 56.36  .01485 1.0216 167.3 17.8  438 131
2026 09 10 05  22 23 25.342   -01 39 56.41  .01506 1.0218 167.2 17.8  459 132
2026 09 10 06  22 23 58.673   -00 58 08.31  .01527 1.0220 167.1 17.8  481 134
2026 09 10 07  22 24 31.070   -00 17 29.86  .01549 1.0222 167.0 17.9  502 135
2026 09 10 08  22 25 02.571   +00 22 01.11  .01571 1.0223 166.8 17.9  523 136
2026 09 10 09  22 25 33.212   +01 00 26.72  .01593 1.0225 166.6 17.9  544 137
2026 09 10 10  22 26 03.028   +01 37 49.03  .01615 1.0227 166.4 18.0  565 138
2026 09 10 11  22 26 32.052   +02 14 10.07  .01638 1.0229 166.2 18.0  586 139
2026 09 10 12  22 27 00.315   +02 49 31.81  .01660 1.0231 166.0 18.0  606 140
2026 09 10 13  22 27 27.846   +03 23 56.17  .01683 1.0233 165.7 18.1  626 141
2026 09 10 14  22 27 54.674   +03 57 25.03  .01706 1.0235 165.4 18.1  646 142
2026 09 10 15  22 28 20.824   +04 30 00.19  .01729 1.0237 165.2 18.2  666 143
2026 09 10 16  22 28 46.322   +05 01 43.41  .01752 1.0239 164.9 18.2  685 143
2026 09 10 17  22 29 11.193   +05 32 36.40  .01776 1.0241 164.6 18.2  704 144
2026 09 10 18  22 29 35.459   +06 02 40.81  .01799 1.0243 164.3 18.3  723 145
2026 09 10 19  22 29 59.142   +06 31 58.22  .01823 1.0245 164.0 18.3  741 145
2026 09 10 20  22 30 22.262   +07 00 30.19  .01847 1.0247 163.7 18.4  759 146
2026 09 10 21  22 30 44.840   +07 28 18.21  .01871 1.0249 163.5 18.4  777 146
2026 09 10 22  22 31 06.895   +07 55 23.72  .01895 1.0250 163.2 18.4  794 147
2026 09 10 23  22 31 28.443   +08 21 48.10  .01920 1.0252 162.9 18.5  812 147
2026 09 11 00  22 31 49.504   +08 47 32.70  .01944 1.0254 162.6 18.5  828 148
2026 09 11 01  22 32 10.092   +09 12 38.82  .01968 1.0256 162.3 18.5  845 148
2026 09 11 02  22 32 30.225   +09 37 07.70  .01993 1.0258 162.0 18.6  861 149
2026 09 11 03  22 32 49.916   +10 01 00.55  .02018 1.0260 161.8 18.6  877 149
2026 09 11 04  22 33 09.180   +10 24 18.52  .02042 1.0262 161.5 18.7  893 150
2026 09 11 05  22 33 28.032   +10 47 02.74  .02067 1.0264 161.2 18.7  908 150
2026 09 11 06  22 33 46.484   +11 09 14.29  .02092 1.0266 160.9 18.7  923 150
2026 09 11 07  22 34 04.548   +11 30 54.19  .02117 1.0268 160.7 18.8  938 151
2026 09 11 08  22 34 22.238   +11 52 03.46  .02143 1.0270 160.4 18.8  952 151