"Pseudo-MPEC" for ON04699
Created 2025 Oct 5 4:35:13 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
ON04699* C2025 09 25.91432808 25 25.703+15 40 03.02 ~9S1K 21.20rWNEOCPO18
ON04699 C2025 09 25.92525408 25 25.746+15 40 02.40 ~9S1K 21.13rWNEOCPO18
ON04699 C2025 09 25.92966408 25 25.740+15 40 01.38 ~9S1K 21.06rWNEOCPO18
Station data:
(O18) WFST, Lenghu (N38.607601 E93.895220). Observers K. Yan, Z. Q. Li, J.
Z. Zhu, N. Jiang, Z. Y. Liu. Measurers B. Li, H. B. Zhao, Z. J. Xu, G. T.
Zhaori. 2.5-m f/2.48 reflector + CCD.
Orbital elements: ON04699
Perihelion 2027 Apr 1.014647 +/- 584 TT = 0:21:05.5 (JD 2461496.514647)
Epoch 2025 Sep 26.0 TT = JDT 2460944.5 Ju: 0.0465 AutoNEOCP
M 311.233732191 +/- 70 (J2000 ecliptic)
n 0.088342343 +/- 0.322 Peri. 299.811387 +/- 120
a 4.992944868 +/- 12.1 Node 320.669362 +/- 51
e 0.38632299 +/- 0.249 Incl. 171.634538 +/- 45
P 11.15668 H 14.00 G 0.15 U 12.0 SR
q 3.064055457 +/- 3.4 Q 6.921834278 +/- 30
From 3 observations 2025 Sept. 25 (22.1 min); mean residual 0".19
Residuals in arcseconds: 250925 O18 .05- .10- 250925 O18 .14+ .36+ 250925 O18 .12- .23- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2025 10 05 05 08 25 21.780 +15 25 27.83 4.5787 4.2878 67.0 21.2 18d 79 2025 10 05 06 08 25 21.606 +15 25 24.22 4.5778 4.2877 67.0 21.2 18d 79 2025 10 05 07 08 25 21.432 +15 25 20.60 4.5769 4.2875 67.1 21.2 18d 79 2025 10 05 08 08 25 21.255 +15 25 16.99 4.5761 4.2874 67.1 21.2 18d 79 2025 10 05 09 08 25 21.078 +15 25 13.39 4.5752 4.2873 67.2 21.2 18d 79 2025 10 05 10 08 25 20.899 +15 25 09.78 4.5743 4.2871 67.2 21.2 18d 79 2025 10 05 11 08 25 20.718 +15 25 06.18 4.5735 4.2870 67.2 21.2 18d 79 2025 10 05 12 08 25 20.536 +15 25 02.58 4.5726 4.2869 67.3 21.2 18d 79 2025 10 05 13 08 25 20.352 +15 24 58.99 4.5717 4.2867 67.3 21.2 18d 79 2025 10 05 14 08 25 20.167 +15 24 55.39 4.5709 4.2866 67.4 21.2 18d 79 2025 10 05 15 08 25 19.980 +15 24 51.80 4.5700 4.2865 67.4 21.2 18d 79 2025 10 05 16 08 25 19.792 +15 24 48.22 4.5691 4.2863 67.5 21.2 18d 79 2025 10 05 17 08 25 19.602 +15 24 44.63 4.5682 4.2862 67.5 21.2 18d 79 2025 10 05 18 08 25 19.411 +15 24 41.05 4.5674 4.2861 67.5 21.2 18d 79 2025 10 05 19 08 25 19.219 +15 24 37.48 4.5665 4.2859 67.6 21.2 18d 79 2025 10 05 20 08 25 19.025 +15 24 33.90 4.5656 4.2858 67.6 21.2 18d 79 2025 10 05 21 08 25 18.829 +15 24 30.33 4.5648 4.2857 67.7 21.2 19d 78 2025 10 05 22 08 25 18.632 +15 24 26.76 4.5639 4.2855 67.7 21.2 19d 78 2025 10 05 23 08 25 18.433 +15 24 23.20 4.5630 4.2854 67.7 21.2 19d 77 2025 10 06 00 08 25 18.233 +15 24 19.64 4.5622 4.2853 67.8 21.2 19d 77 2025 10 06 01 08 25 18.031 +15 24 16.08 4.5613 4.2851 67.8 21.2 20d 76 2025 10 06 02 08 25 17.828 +15 24 12.52 4.5604 4.2850 67.9 21.2 21d 76 2025 10 06 03 08 25 17.624 +15 24 08.97 4.5595 4.2849 67.9 21.2 21d 76 2025 10 06 04 08 25 17.418 +15 24 05.42 4.5587 4.2847 67.9 21.2 22d 76 2025 10 06 05 08 25 17.210 +15 24 01.87 4.5578 4.2846 68.0 21.2 22d 76 2025 10 06 06 08 25 17.001 +15 23 58.33 4.5569 4.2845 68.0 21.2 23d 76 2025 10 06 07 08 25 16.790 +15 23 54.79 4.5560 4.2843 68.1 21.2 23d 77 2025 10 06 08 08 25 16.578 +15 23 51.25 4.5552 4.2842 68.1 21.2 23d 77 2025 10 06 09 08 25 16.364 +15 23 47.72 4.5543 4.2841 68.2 21.2 23d 77 2025 10 06 10 08 25 16.149 +15 23 44.19 4.5534 4.2839 68.2 21.2 23d 77 2025 10 06 11 08 25 15.932 +15 23 40.66 4.5526 4.2838 68.2 21.2 24d 77 2025 10 06 12 08 25 15.714 +15 23 37.14 4.5517 4.2837 68.3 21.2 24d 78 2025 10 06 13 08 25 15.494 +15 23 33.61 4.5508 4.2835 68.3 21.2 24d 78 2025 10 06 14 08 25 15.273 +15 23 30.10 4.5499 4.2834 68.4 21.2 24d 78 2025 10 06 15 08 25 15.050 +15 23 26.58 4.5491 4.2832 68.4 21.2 24d 78 2025 10 06 16 08 25 14.826 +15 23 23.07 4.5482 4.2831 68.4 21.2 24d 78 2025 10 06 17 08 25 14.600 +15 23 19.56 4.5473 4.2830 68.5 21.2 24d 78 2025 10 06 18 08 25 14.373 +15 23 16.05 4.5464 4.2828 68.5 21.2 24d 78 2025 10 06 19 08 25 14.144 +15 23 12.55 4.5456 4.2827 68.6 21.2 24d 78 2025 10 06 20 08 25 13.913 +15 23 09.05 4.5447 4.2826 68.6 21.2 24d 78 2025 10 06 21 08 25 13.681 +15 23 05.55 4.5438 4.2824 68.7 21.2 24d 78 2025 10 06 22 08 25 13.448 +15 23 02.06 4.5429 4.2823 68.7 21.2 24d 78 2025 10 06 23 08 25 13.213 +15 22 58.57 4.5421 4.2822 68.7 21.2 24d 78 2025 10 07 00 08 25 12.976 +15 22 55.08 4.5412 4.2820 68.8 21.2 24d 79 2025 10 07 01 08 25 12.738 +15 22 51.60 4.5403 4.2819 68.8 21.2 24d 79 2025 10 07 02 08 25 12.498 +15 22 48.12 4.5394 4.2818 68.9 21.2 24d 79 2025 10 07 03 08 25 12.257 +15 22 44.64 4.5385 4.2816 68.9 21.2 25d 79 2025 10 07 04 08 25 12.015 +15 22 41.17 4.5377 4.2815 68.9 21.2 25d 79