"Pseudo-MPEC" for P21Yd4E
Created 2024 Sep 9 6:22:20 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P21Yd4E* C2024 09 07.38658723 32 37.333+11 08 09.95 ~97BM 22.29wXNEOCPF52
P21Yd4E C2024 09 07.39786623 32 38.086+11 07 41.95 ~97BM 22.92wXNEOCPF52
P21Yd4E C2024 09 07.40918823 32 38.862+11 07 12.95 ~97BM 22.58wXNEOCPF52
P21Yd4E C2024 09 07.50869123 32 45.430+11 03 00.67 ~97H7 22.15GVNEOCPF52
P21Yd4E C2024 09 07.50934823 32 45.477+11 02 59.12 ~97H7 22.26GVNEOCPF52
P21Yd4E KC2024 09 08.27075323 33 53.168+10 30 08.39 ~987b 22.08GVNEOCPV06
P21Yd4E KC2024 09 08.28820423 33 54.364+10 29 24.04 ~987b 22.00GVNEOCPV06
P21Yd4E KC2024 09 08.30056923 33 55.199+10 28 50.95 ~987b 22.40GVNEOCPV06
P21Yd4E KC2024 09 08.30533523 33 55.526+10 28 38.57 ~987b 21.99GVNEOCPV06
P21Yd4E 1C2024 09 08.47905423 34 09.570+10 21 13.85 ~98MM 22.62GVNEOCPT12
P21Yd4E 1C2024 09 08.48080423 34 09.680+10 21 09.27 ~98MM 22.56GVNEOCPT12
Station data:
(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.
(T12) Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m) (N19.822991 W155.469434)
US/Hawaii. Observer R. Weryk. 2.24-m f/10.1 University of Hawaii
reflector.
(V06) Catalina Sky Survey-Kuiper (N32.416871 W110.732550) US/Arizona.
Observers T. A. Pruyne, B. M. Africano, E. J. Christensen, G. A. Farneth,
D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Gröller, J. A. Johnson, R. A.
Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F. C.
Shelly, K. W. Wierzchoś. 1.55-m reflector + CCD.
Orbital elements: P21Yd4E
Perihelion 2024 Oct 6.07913 +/- 1.93 TT = 1:53:56 (JD 2460589.57913)
Epoch 2024 Sep 8.0 TT = JDT 2460561.5 Earth MOID: 0.1585 Ma: 0.0295
M 343.60214183 +/- 1.1 (J2000 ecliptic) AutoNEOCP
n 0.58398748 +/- 0.00245 Peri. 192.59135 +/- 1.7
a 1.41753466 +/- 0.00397 Node 178.50184 +/- 0.06
e 0.1825228 +/- 0.00149 Incl. 9.36014 +/- 0.07
P 1.688/616.440d H 25.13 G 0.15 U 8.7
q 1.15880214 +/- 0.00242 Q 1.67626719 +/- 0.0063
From 11 observations 2024 Sept. 7-8 (26.3 hr); mean residual 0".20
Residuals in arcseconds: 240907 F52 .05- .00 240907 F52 .01+ .05+ 240908 V06 .02- .09- 240907 F52 .12- .28+ 240908 V06 .17+ .21- 240908 T12 .04+ .02- 240907 F52 .18+ .27- 240908 V06 .11+ .77+ 240908 T12 .05- .02+ 240907 F52 .03- .08- 240908 V06 .04- .14- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2024 09 09 06 23 35 16.994 +09 47 09.07 .17166 1.1730 163.8 22.4 .102 54 2024 09 09 07 23 35 20.614 +09 45 16.60 .17159 1.1730 163.9 22.4 .103 54 2024 09 09 08 23 35 24.234 +09 43 23.98 .17152 1.1729 163.9 22.4 .104 53 2024 09 09 09 23 35 27.855 +09 41 31.21 .17145 1.1729 164.0 22.4 .105 53 2024 09 09 10 23 35 31.477 +09 39 38.28 .17138 1.1729 164.0 22.4 .106 53 2024 09 09 11 23 35 35.100 +09 37 45.20 .17131 1.1728 164.1 22.4 .107 53 2024 09 09 12 23 35 38.723 +09 35 51.97 .17124 1.1728 164.1 22.4 .107 53 2024 09 09 13 23 35 42.348 +09 33 58.59 .17117 1.1727 164.2 22.4 .108 52 2024 09 09 14 23 35 45.974 +09 32 05.06 .17110 1.1727 164.2 22.4 .109 52 2024 09 09 15 23 35 49.601 +09 30 11.37 .17103 1.1726 164.3 22.4 .109 51 2024 09 09 16 23 35 53.228 +09 28 17.54 .17096 1.1726 164.3 22.4 .110 51 2024 09 09 17 23 35 56.857 +09 26 23.55 .17089 1.1726 164.4 22.4 .111 50 2024 09 09 18 23 36 00.486 +09 24 29.42 .17082 1.1725 164.4 22.4 .111 50 2024 09 09 19 23 36 04.117 +09 22 35.13 .17075 1.1725 164.5 22.4 .112 49 2024 09 09 20 23 36 07.748 +09 20 40.70 .17068 1.1724 164.5 22.4 .112 49 2024 09 09 21 23 36 11.380 +09 18 46.11 .17061 1.1724 164.6 22.4 .113 48 2024 09 09 22 23 36 15.013 +09 16 51.38 .17054 1.1723 164.6 22.4 .113 47 2024 09 09 23 23 36 18.648 +09 14 56.50 .17047 1.1723 164.7 22.4 .113 47 2024 09 10 00 23 36 22.283 +09 13 01.47 .17040 1.1723 164.7 22.4 .114 46 2024 09 10 01 23 36 25.919 +09 11 06.29 .17033 1.1722 164.8 22.4 .114 45 2024 09 10 02 23 36 29.556 +09 09 10.96 .17027 1.1722 164.9 22.4 .115 44 2024 09 10 03 23 36 33.194 +09 07 15.49 .17020 1.1721 164.9 22.4 .115 43 2024 09 10 04 23 36 36.833 +09 05 19.86 .17013 1.1721 165.0 22.4 .116 42 2024 09 10 05 23 36 40.473 +09 03 24.10 .17006 1.1720 165.0 22.4 .116 41 2024 09 10 06 23 36 44.114 +09 01 28.18 .17000 1.1720 165.1 22.4 .117 40 2024 09 10 07 23 36 47.756 +08 59 32.12 .16993 1.1720 165.1 22.4 .117 39 2024 09 10 08 23 36 51.398 +08 57 35.91 .16986 1.1719 165.2 22.4 .118 38 2024 09 10 09 23 36 55.042 +08 55 39.56 .16980 1.1719 165.2 22.4 .119 37 2024 09 10 10 23 36 58.687 +08 53 43.06 .16973 1.1718 165.3 22.4 .119 36 2024 09 10 11 23 37 02.333 +08 51 46.41 .16966 1.1718 165.3 22.4 .120 34 2024 09 10 12 23 37 05.979 +08 49 49.62 .16960 1.1718 165.4 22.4 .121 33 2024 09 10 13 23 37 09.627 +08 47 52.69 .16953 1.1717 165.4 22.4 .122 32 2024 09 10 14 23 37 13.275 +08 45 55.61 .16947 1.1717 165.5 22.4 .123 31 2024 09 10 15 23 37 16.925 +08 43 58.38 .16940 1.1716 165.5 22.4 .124 29 2024 09 10 16 23 37 20.576 +08 42 01.02 .16933 1.1716 165.6 22.4 .125 28 2024 09 10 17 23 37 24.227 +08 40 03.51 .16927 1.1715 165.6 22.3 .126 27 2024 09 10 18 23 37 27.880 +08 38 05.85 .16920 1.1715 165.7 22.3 .127 25 2024 09 10 19 23 37 31.533 +08 36 08.06 .16914 1.1715 165.8 22.3 .129 24 2024 09 10 20 23 37 35.187 +08 34 10.12 .16908 1.1714 165.8 22.3 .130 22 2024 09 10 21 23 37 38.843 +08 32 12.04 .16901 1.1714 165.9 22.3 .132 21 2024 09 10 22 23 37 42.499 +08 30 13.81 .16895 1.1713 165.9 22.3 .134 19 2024 09 10 23 23 37 46.157 +08 28 15.45 .16888 1.1713 166.0 22.3 .136 18 2024 09 11 00 23 37 49.815 +08 26 16.94 .16882 1.1713 166.0 22.3 .138 16 2024 09 11 01 23 37 53.474 +08 24 18.30 .16876 1.1712 166.1 22.3 .140 15 2024 09 11 02 23 37 57.135 +08 22 19.51 .16869 1.1712 166.1 22.3 .142 13 2024 09 11 03 23 38 00.796 +08 20 20.58 .16863 1.1711 166.2 22.3 .144 12 2024 09 11 04 23 38 04.458 +08 18 21.51 .16857 1.1711 166.2 22.3 .147 11 2024 09 11 05 23 38 08.122 +08 16 22.31 .16850 1.1711 166.3 22.3 .150 9