"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