"Pseudo-MPEC" for P21ZIpd
Created 2024 Oct 4 21:22:24 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P21ZIpd* C2024 09 30.57556005 43 53.995-04 44 19.18 ~9UFb 21.48wXNEOCPF52
P21ZIpd C2024 09 30.58824705 43 54.565-04 44 32.77 ~9UFb 21.60wXNEOCPF52
P21ZIpd C2024 09 30.61367405 43 55.699-04 45 00.30 ~9UFb 21.65wXNEOCPF52
P21ZIpd |C2024 10 02.35502005 45 14.710-05 16 19.10 ~A29M 21.4 GVNEOCP807
P21ZIpd |C2024 10 02.36056005 45 14.950-05 16 25.20 ~A29M 21.4 GVNEOCP807
P21ZIpd |C2024 10 02.36611005 45 15.180-05 16 31.20 ~A29M 21.4 GVNEOCP807
P21ZIpd KC2024 10 03.38260105 45 59.21 -05 35 05.5 ~A39b 21.8 GVNEOCPH21
P21ZIpd KC2024 10 03.38549105 45 59.33 -05 35 08.6 ~A39b 22.4 GVNEOCPH21
P21ZIpd KC2024 10 03.38847605 45 59.45 -05 35 11.8 ~A39b 21.5 GVNEOCPH21
Station data:
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + 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.
(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.
Orbital elements: P21ZIpd
Perihelion 2024 May 12.75763 +/- 20.4 TT = 18:10:59 (JD 2460443.25763)
Epoch 2024 Oct 3.0 TT = JDT 2460586.5 AutoNEOCP
M 32.02542785 +/- 7 (J2000 ecliptic)
n 0.22357510 +/- 0.019 Peri. 182.35947 +/- 6
a 2.68856424 +/- 0.152 Node 196.89923 +/- 0.9
e 0.1710406 +/- 0.0388 Incl. 32.62297 +/- 0.45
P 4.40840 H 17.38 G 0.15 U 10.1
q 2.22871053 +/- 0.0474 Q 3.14841796 +/- 0.278
From 9 observations 2024 Sept. 30-Oct. 3; mean residual 0".05
Residuals in arcseconds: 240930 F52 .05+ .02+ 241002 807 .02- .04+ 241003 H21 .00 .07- 240930 F52 .04+ .08+ 241002 807 .05+ .03- 241003 H21 .02+ .00 240930 F52 .09- .10- 241002 807 .03- .01+ 241003 H21 .02- .07+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2024 10 04 21 05 47 00.850 -06 02 22.92 1.8834 2.3289 103.5 21.7 1.22 74 2024 10 04 22 05 47 02.525 -06 03 08.93 1.8831 2.3290 103.5 21.7 1.26 74 2024 10 04 23 05 47 04.197 -06 03 54.95 1.8828 2.3290 103.5 21.7 1.30 74 2024 10 05 00 05 47 05.866 -06 04 40.99 1.8824 2.3291 103.5 21.7 1.34 74 2024 10 05 01 05 47 07.533 -06 05 27.03 1.8821 2.3291 103.6 21.7 1.39 74 2024 10 05 02 05 47 09.197 -06 06 13.08 1.8817 2.3292 103.6 21.7 1.43 74 2024 10 05 03 05 47 10.858 -06 06 59.15 1.8814 2.3292 103.6 21.7 1.47 74 2024 10 05 04 05 47 12.516 -06 07 45.23 1.8810 2.3293 103.6 21.7 1.52 74 2024 10 05 05 05 47 14.172 -06 08 31.31 1.8807 2.3294 103.7 21.7 1.56 74 2024 10 05 06 05 47 15.825 -06 09 17.41 1.8804 2.3294 103.7 21.7 1.61 74 2024 10 05 07 05 47 17.476 -06 10 03.52 1.8800 2.3295 103.7 21.7 1.65 74 2024 10 05 08 05 47 19.123 -06 10 49.64 1.8797 2.3295 103.7 21.7 1.70 74 2024 10 05 09 05 47 20.768 -06 11 35.77 1.8793 2.3296 103.8 21.7 1.74 74 2024 10 05 10 05 47 22.411 -06 12 21.91 1.8790 2.3296 103.8 21.7 1.79 74 2024 10 05 11 05 47 24.050 -06 13 08.06 1.8787 2.3297 103.8 21.7 1.84 74 2024 10 05 12 05 47 25.687 -06 13 54.22 1.8783 2.3297 103.9 21.7 1.89 74 2024 10 05 13 05 47 27.322 -06 14 40.39 1.8780 2.3298 103.9 21.7 1.94 74 2024 10 05 14 05 47 28.953 -06 15 26.57 1.8776 2.3298 103.9 21.7 1.99 74 2024 10 05 15 05 47 30.582 -06 16 12.76 1.8773 2.3299 103.9 21.7 2.04 74 2024 10 05 16 05 47 32.208 -06 16 58.96 1.8770 2.3300 104.0 21.7 2.09 74 2024 10 05 17 05 47 33.832 -06 17 45.18 1.8766 2.3300 104.0 21.7 2.14 74 2024 10 05 18 05 47 35.452 -06 18 31.40 1.8763 2.3301 104.0 21.7 2.19 74 2024 10 05 19 05 47 37.070 -06 19 17.63 1.8759 2.3301 104.0 21.7 2.24 74 2024 10 05 20 05 47 38.686 -06 20 03.88 1.8756 2.3302 104.1 21.7 2.30 74 2024 10 05 21 05 47 40.298 -06 20 50.13 1.8753 2.3302 104.1 21.7 2.35 74 2024 10 05 22 05 47 41.908 -06 21 36.40 1.8749 2.3303 104.1 21.7 2.40 74 2024 10 05 23 05 47 43.515 -06 22 22.67 1.8746 2.3303 104.2 21.7 2.46 74 2024 10 06 00 05 47 45.120 -06 23 08.96 1.8742 2.3304 104.2 21.7 2.52 74 2024 10 06 01 05 47 46.721 -06 23 55.25 1.8739 2.3304 104.2 21.7 2.57 74 2024 10 06 02 05 47 48.320 -06 24 41.56 1.8736 2.3305 104.2 21.7 2.63 74 2024 10 06 03 05 47 49.917 -06 25 27.87 1.8732 2.3305 104.3 21.7 2.68 74 2024 10 06 04 05 47 51.510 -06 26 14.20 1.8729 2.3306 104.3 21.7 2.74 74 2024 10 06 05 05 47 53.101 -06 27 00.54 1.8726 2.3307 104.3 21.7 2.80 74 2024 10 06 06 05 47 54.689 -06 27 46.88 1.8722 2.3307 104.3 21.7 2.86 74 2024 10 06 07 05 47 56.275 -06 28 33.24 1.8719 2.3308 104.4 21.7 2.92 74 2024 10 06 08 05 47 57.857 -06 29 19.60 1.8715 2.3308 104.4 21.7 2.98 74 2024 10 06 09 05 47 59.437 -06 30 05.98 1.8712 2.3309 104.4 21.7 3.04 74 2024 10 06 10 05 48 01.014 -06 30 52.37 1.8709 2.3309 104.5 21.7 3.10 74 2024 10 06 11 05 48 02.589 -06 31 38.76 1.8705 2.3310 104.5 21.7 3.16 74 2024 10 06 12 05 48 04.161 -06 32 25.17 1.8702 2.3310 104.5 21.7 3.23 74 2024 10 06 13 05 48 05.730 -06 33 11.58 1.8699 2.3311 104.5 21.7 3.29 74 2024 10 06 14 05 48 07.296 -06 33 58.01 1.8695 2.3311 104.6 21.7 3.35 74 2024 10 06 15 05 48 08.860 -06 34 44.44 1.8692 2.3312 104.6 21.7 3.42 74 2024 10 06 16 05 48 10.420 -06 35 30.89 1.8688 2.3313 104.6 21.7 3.48 74 2024 10 06 17 05 48 11.978 -06 36 17.35 1.8685 2.3313 104.6 21.7 3.55 74 2024 10 06 18 05 48 13.534 -06 37 03.81 1.8682 2.3314 104.7 21.7 3.61 74 2024 10 06 19 05 48 15.086 -06 37 50.29 1.8678 2.3314 104.7 21.7 3.68 74 2024 10 06 20 05 48 16.636 -06 38 36.77 1.8675 2.3315 104.7 21.7 3.75 74