"Pseudo-MPEC" for P21Y3aB

Created 2024 Sep 7 6:22:24 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     P21Y3aB* C2024 09 05.32604922 54 33.790+14 07 48.18   ~95A7 20.93wXNEOCPF52
     P21Y3aB  C2024 09 05.33924422 54 14.409+14 05 49.30   ~95A7 20.76wXNEOCPF52
     P21Y3aB  C2024 09 05.35244722 53 54.812+14 03 48.64   ~95A7 20.92wXNEOCPF52
     P21Y3aB  C2024 09 05.43169522 51 34.675+13 49 01.92   ~95B7 20.6 GVNEOCPH01
     P21Y3aB  C2024 09 05.43643722 51 27.993+13 48 14.54   ~95B7 20.5 GVNEOCPH01
     P21Y3aB  C2024 09 05.44717022 51 12.955+13 46 27.18   ~95B7 20.2 GVNEOCPH01
     P21Y3aB  C2024 09 05.47867522 50 45.897+13 43 58.99   ~95JM 20.62GVNEOCPF51
     P21Y3aB  C2024 09 05.47905822 50 45.324+13 43 56.53   ~95JMx      VNEOCPF51
     P21Y3aB  C2024 09 05.48321422 50 39.163+13 43 14.87   ~95JM 21.00GVNEOCPF51
     P21Y3aB  C2024 09 05.48385822 50 38.219+13 43 08.54   ~95JM 20.11GVNEOCPF51
     P21Y3aB  C2024 09 05.48449922 50 37.217+13 43 02.24   ~95JM 20.88GVNEOCPF51
     P21Y3aB 1C2024 09 05.87559 22 42 39.63 +12 36 54.6    ~95M7 21.1 VXNEOCP033
     P21Y3aB 1C2024 09 05.87725 22 42 37.34 +12 36 38.9    ~95M7 21.0 VXNEOCP033
     P21Y3aB pC2024 09 06.85186922 22 50.83 +10 03 07.4    ~96L7 21.4 GVNEOCPL01
     P21Y3aB pC2024 09 06.85397222 22 48.12 +10 02 47.8    ~96L7 21.2 GVNEOCPL01
     P21Y3aB pC2024 09 06.85632022 22 44.97 +10 02 26.1    ~96L7 21.4 GVNEOCPL01
     P21Y3aB 1C2024 09 06.86793 22 22 29.53 +10 00 00.6    ~96LM 21.1 VXNEOCP033
     P21Y3aB 1C2024 09 06.86876 22 22 28.46 +09 59 52.9    ~96LM 20.7 VXNEOCP033
     P21Y3aB 1C2024 09 06.86959 22 22 27.38 +09 59 45.5    ~96LM 21.4 VXNEOCP033
     P21Y3aB 1C2024 09 06.87062 22 22 26.02 +09 59 35.8    ~96LM 21.1 VXNEOCP033
     P21Y3aB 1C2024 09 06.87161 22 22 24.76 +09 59 26.6    ~96LM 20.9 VXNEOCP033
     P21Y3aB 1C2024 09 06.87262 22 22 23.45 +09 59 18.1    ~96LM 20.2 VXNEOCP033
     P21Y3aB KC2024 09 07.11019422 17 54.04 +09 23 24.7    ~973M 21.5 GVNEOCPH21
     P21Y3aB KC2024 09 07.11299022 17 50.44 +09 22 59.5    ~973M 21.3 GVNEOCPH21
     P21Y3aB KC2024 09 07.11578522 17 46.87 +09 22 34.2    ~973M 21.1 GVNEOCPH21
     P21Y3aB KC2024 09 07.11858122 17 43.24 +09 22 08.8    ~973M 21.5 GVNEOCPH21

Station data:
(033) Karl Schwarzschild Observatory, Tautenburg  (N50.980139 E11.711240)
   Germany.  Observer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
(F51) Pan-STARRS 1, Haleakala  (N20.707234 W156.255910)  US/Hawaii.
   Observers J. Bulger, T. Lowe, A. Schultz, M. Willman. Measurers K.
   Chambers, S. Chastel, T. de Boer, L. Denneau, J. Fairlamb, H. Flewelling,
   M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk.
   1.8-m Ritchey-Chrétien + CCD.
(F52) Pan-STARRS 2, Haleakala  (N20.707382 W156.255910)  US/Hawaii.
   Observers J. Bulger, T. Dukes, T. Lowe, A. Schultz, M. Willman. Measurers
   K. Chambers, S. Chastel, T. de Boer, L. Denneau, J. Fairlamb, H.
   Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat,
   R. Weryk. 1.8-m Ritchey-Chrétien + CCD.
(H01) Magdalena Ridge Observatory, Socorro  (N33.984833 W107.189333)  US/New
   Mexico.  Observers W. H. Ryan, E. V. Ryan. Measurer W. H. Ryan. 2.4-m
   f/8.9 reflector + CCD.
(H21) Astronomical Research Observatory, Westfield  (N39.483054 W87.968270)
   US/Illinois.  Observer R. Holmes. Measurers S. Foglia, L. Buzzi, T.
   Linder, R. Holmes. 0.76-m f/3.0 astrograph + CCD0.81-m f/4.0 astrograph +
   CCD0.61-m f/4.5 astrograph + CCD0.40-m f/5.32 astrograph + CCD.
(L01) Višnjan Observatory, Tičan  (N45.290897 E13.749300)  Croatia.
   Observers K. Korlević, D. Pujagic, V. Dobos. Measurers D. Pujagic, K.
   Korlević. 1.0-m f/2.9 reflector + CCD.

Orbital elements:  P21Y3aB
   Perihelion 2024 Apr 17.33554 +/- 0.0249 TT =  8:03:10 (JD 2460417.83554)
Epoch 2024 Sep  7.0 TT = JDT 2460560.5   Earth MOID: 0.0051   Ve: 0.0355
M 175.15765674 +/- 0.016            (J2000 ecliptic)             AutoNEOCP
n   1.22775960 +/- 0.000125         Peri.  269.43240 +/- 0.11
a   0.86376146 +/- 5.87e-5          Node   258.40878 +/- 0.13
e   0.1871001 +/- 9.38e-5           Incl.    0.32775 +/- 0.00020
P   0.803/293.211d         H 28.79  G  0.15   U  6.7
q 0.70215154 +/- 0.000129    Q 1.02537137 +/- 1.17e-5
25 of 26 observations 2024 Sept. 5-7 (43.0 hr); mean residual 0".41
Residuals in arcseconds: 
240905 F52  .23-  .23-    240905 F51  .56+  .19+    240906 033  .19+  .37-    
240905 F52  .30+  .20+    240905 F51  .17-  .14+    240906 033  .21-  .54-    
240905 F52  .51-  .32-    240905 033  .40-  .15-    240906 033  .11+  .58-    
240905 H01  .31-  .08-    240905 033  .34-  .39-    240906 033  .08+  .27+    
240905 H01  .26-  .10-    240906 L01  .31+  .37-    240907 H21  .07-  .51+    
240905 H01  .11-  .07-    240906 L01  .83+  .59-    240907 H21  .31-  .74+    
240905 F51  .18+  .17+    240906 L01  .40-  .64-    240907 H21  .08-  .87+    
240905 F51( .13+  1.4+)   240906 033  .21+  .63-    240907 H21  .65-  .93+    
240905 F51  .38+  .24+    240906 033  .27+  .65-    

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2024 09 07 06  22 14 59.167   +09 05 56.03  .01832 1.0250 160.6 21.1 .248 114
2024 09 07 07  22 14 11.862   +08 59 30.04  .01834 1.0250 160.5 21.1 .266 110
2024 09 07 08  22 13 24.724   +08 53 04.70  .01837 1.0250 160.5 21.1 .285 107
2024 09 07 09  22 12 37.753   +08 46 40.03  .01840 1.0250 160.4 21.1 .306 104
2024 09 07 10  22 11 50.950   +08 40 16.03  .01842 1.0250 160.4 21.2 .327 101
2024 09 07 11  22 11 04.316   +08 33 52.73  .01845 1.0251 160.3 21.2 .351  99
2024 09 07 12  22 10 17.850   +08 27 30.14  .01848 1.0251 160.2 21.2 .375  96
2024 09 07 13  22 09 31.553   +08 21 08.27  .01850 1.0251 160.2 21.2 .401  94
2024 09 07 14  22 08 45.425   +08 14 47.15  .01853 1.0251 160.1 21.2 .427  92
2024 09 07 15  22 07 59.467   +08 08 26.79  .01856 1.0251 160.0 21.2 .455  91
2024 09 07 16  22 07 13.679   +08 02 07.19  .01859 1.0251 159.9 21.2 .483  89
2024 09 07 17  22 06 28.061   +07 55 48.38  .01862 1.0251 159.8 21.2 .513  88
2024 09 07 18  22 05 42.613   +07 49 30.37  .01865 1.0251 159.8 21.2 .543  86
2024 09 07 19  22 04 57.336   +07 43 13.18  .01868 1.0251 159.7 21.2 .574  85
2024 09 07 20  22 04 12.229   +07 36 56.81  .01871 1.0251 159.6 21.2 .606  84
2024 09 07 21  22 03 27.294   +07 30 41.28  .01873 1.0251 159.5 21.2 .639  83
2024 09 07 22  22 02 42.529   +07 24 26.61  .01876 1.0251 159.4 21.2 .673  82
2024 09 07 23  22 01 57.936   +07 18 12.80  .01880 1.0251 159.3 21.2 .707  81
2024 09 08 00  22 01 13.514   +07 11 59.87  .01883 1.0251 159.2 21.2 .742  81
2024 09 08 01  22 00 29.264   +07 05 47.83  .01886 1.0251 159.1 21.2 .778  80
2024 09 08 02  21 59 45.185   +06 59 36.70  .01889 1.0252 159.0 21.2 .814  79
2024 09 08 03  21 59 01.278   +06 53 26.48  .01892 1.0252 158.9 21.3 .851  78
2024 09 08 04  21 58 17.543   +06 47 17.19  .01895 1.0252 158.8 21.3 .889  78
2024 09 08 05  21 57 33.980   +06 41 08.84  .01898 1.0252 158.7 21.3 .928  77
2024 09 08 06  21 56 50.588   +06 35 01.43  .01901 1.0252 158.6 21.3 .967  77
2024 09 08 07  21 56 07.368   +06 28 54.99  .01905 1.0252 158.4 21.3 1.01  76
2024 09 08 08  21 55 24.320   +06 22 49.52  .01908 1.0252 158.3 21.3 1.05  76
2024 09 08 09  21 54 41.444   +06 16 45.02  .01911 1.0252 158.2 21.3 1.09  75
2024 09 08 10  21 53 58.740   +06 10 41.52  .01915 1.0252 158.1 21.3 1.13  75
2024 09 08 11  21 53 16.208   +06 04 39.03  .01918 1.0252 158.0 21.3 1.17  74
2024 09 08 12  21 52 33.847   +05 58 37.54  .01921 1.0252 157.8 21.3 1.21  74
2024 09 08 13  21 51 51.659   +05 52 37.07  .01925 1.0252 157.7 21.3 1.26  74
2024 09 08 14  21 51 09.641   +05 46 37.63  .01928 1.0252 157.6 21.3 1.30  73
2024 09 08 15  21 50 27.795   +05 40 39.23  .01931 1.0252 157.5 21.3 1.34  73
2024 09 08 16  21 49 46.121   +05 34 41.88  .01935 1.0252 157.3 21.4 1.39  73
2024 09 08 17  21 49 04.618   +05 28 45.58  .01938 1.0252 157.2 21.4 1.43  72
2024 09 08 18  21 48 23.286   +05 22 50.35  .01942 1.0252 157.1 21.4 1.48  72
2024 09 08 19  21 47 42.125   +05 16 56.19  .01945 1.0252 157.0 21.4 1.53  72
2024 09 08 20  21 47 01.135   +05 11 03.11  .01949 1.0253 156.8 21.4 1.57  71
2024 09 08 21  21 46 20.316   +05 05 11.11  .01953 1.0253 156.7 21.4 1.62  71
2024 09 08 22  21 45 39.667   +04 59 20.21  .01956 1.0253 156.6 21.4 1.67  71
2024 09 08 23  21 44 59.189   +04 53 30.41  .01960 1.0253 156.4 21.4 1.72  71
2024 09 09 00  21 44 18.881   +04 47 41.72  .01963 1.0253 156.3 21.4 1.76  70
2024 09 09 01  21 43 38.743   +04 41 54.15  .01967 1.0253 156.1 21.4 1.81  70
2024 09 09 02  21 42 58.774   +04 36 07.70  .01971 1.0253 156.0 21.4 1.86  70
2024 09 09 03  21 42 18.975   +04 30 22.37  .01975 1.0253 155.9 21.4 1.91  70
2024 09 09 04  21 41 39.345   +04 24 38.18  .01978 1.0253 155.7 21.4 1.96  70
2024 09 09 05  21 40 59.884   +04 18 55.13  .01982 1.0253 155.6 21.5 2.01  69