"Pseudo-MPEC" for P12f66r
Created 2025 Sep 27 23:35:09 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12f66r* C2025 09 17.56924103 34 29.323-25 39 32.42 ~9HFK 21.88wXNEOCPF51
P12f66r C2025 09 17.57892703 34 30.251-25 39 49.05 ~9HFK 21.20wXNEOCPF51
P12f66r C2025 09 17.58861903 34 31.205-25 40 05.83 ~9HFK 21.44wXNEOCPF51
P12f66r C2025 09 17.59828003 34 32.121-25 40 22.51 ~9HFK 21.82wXNEOCPF51
P12f66r |C2025 09 18.24043003 35 36.970-25 58 43.50 ~9I6o 21.9 GVNEOCP807
P12f66r |C2025 09 18.24779603 35 37.670-25 58 56.40 ~9I6o 21.8 GVNEOCP807
P12f66r |C2025 09 18.25515003 35 38.410-25 59 09.10 ~9I6o 21.2 GVNEOCP807
Station data:
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + 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.
Orbital elements: P12f66r
Perihelion 2025 Dec 30.846244 +/- 47.6 TT = 20:18:35.5 (JD 2461040.346244)
Epoch 2025 Sep 18.0 TT = JDT 2460936.5 Earth MOID: 0.2444 Ju: 0.2688
M 338.094355018 +/- 19 Ve: 0.0257 AutoNEOCP
n 0.210943063 +/- 0.162 Peri. 356.630478 +/- 49
a 2.794854581 +/- 1.43 Node 128.610695 +/- 11
e 0.73536965 +/- 0.212 Incl. 24.870460 +/- 5.3
P 4.67239 H 19.28 G 0.15 U 11.5 SR
q 0.739603326 +/- 0.339 Q 4.850105837 +/- 6.33 (J2000 ecliptic)
From 7 observations 2025 Sept. 17-18 (16.5 hr); mean residual 0".11
Residuals in arcseconds: 250917 F51 .06- .08+ 250917 F51 .00 .14- 250918 807 .11+ .14+ 250917 F51 .11- .09+ 250918 807 .06+ .06- 250917 F51 .18+ .04- 250918 807 .20- .05- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2025 09 28 00 03 52 24.410 -31 09 06.90 .82713 1.5809 119.3 21.3 1264 42 2025 09 28 01 03 52 28.859 -31 10 33.51 .82665 1.5804 119.3 21.3 1274 42 2025 09 28 02 03 52 33.309 -31 12 00.18 .82616 1.5800 119.3 21.3 1285 42 2025 09 28 03 03 52 37.761 -31 13 26.91 .82567 1.5795 119.3 21.3 1296 42 2025 09 28 04 03 52 42.214 -31 14 53.70 .82519 1.5791 119.3 21.3 1307 42 2025 09 28 05 03 52 46.669 -31 16 20.55 .82470 1.5786 119.3 21.3 1318 42 2025 09 28 06 03 52 51.125 -31 17 47.46 .82421 1.5782 119.3 21.3 1328 42 2025 09 28 07 03 52 55.583 -31 19 14.44 .82373 1.5777 119.2 21.2 1339 42 2025 09 28 08 03 53 00.043 -31 20 41.47 .82324 1.5773 119.2 21.2 1350 42 2025 09 28 09 03 53 04.504 -31 22 08.56 .82276 1.5768 119.2 21.2 1361 42 2025 09 28 10 03 53 08.967 -31 23 35.71 .82227 1.5764 119.2 21.2 1372 42 2025 09 28 11 03 53 13.431 -31 25 02.93 .82179 1.5759 119.2 21.2 1383 42 2025 09 28 12 03 53 17.897 -31 26 30.20 .82130 1.5755 119.2 21.2 1395 42 2025 09 28 13 03 53 22.365 -31 27 57.53 .82082 1.5750 119.2 21.2 1406 42 2025 09 28 14 03 53 26.834 -31 29 24.92 .82034 1.5746 119.2 21.2 1417 42 2025 09 28 15 03 53 31.304 -31 30 52.38 .81985 1.5741 119.2 21.2 1428 42 2025 09 28 16 03 53 35.777 -31 32 19.89 .81937 1.5737 119.2 21.2 1440 42 2025 09 28 17 03 53 40.251 -31 33 47.46 .81889 1.5732 119.2 21.2 1451 42 2025 09 28 18 03 53 44.726 -31 35 15.10 .81840 1.5728 119.2 21.2 1463 42 2025 09 28 19 03 53 49.204 -31 36 42.79 .81792 1.5723 119.2 21.2 1474 42 2025 09 28 20 03 53 53.682 -31 38 10.54 .81744 1.5719 119.2 21.2 1486 42 2025 09 28 21 03 53 58.163 -31 39 38.36 .81696 1.5714 119.2 21.2 1497 42 2025 09 28 22 03 54 02.645 -31 41 06.23 .81648 1.5710 119.2 21.2 1509 42 2025 09 28 23 03 54 07.129 -31 42 34.16 .81599 1.5705 119.2 21.2 1520 42 2025 09 29 00 03 54 11.614 -31 44 02.16 .81551 1.5701 119.2 21.2 1532 42 2025 09 29 01 03 54 16.102 -31 45 30.21 .81503 1.5696 119.2 21.2 1544 42 2025 09 29 02 03 54 20.590 -31 46 58.33 .81455 1.5692 119.2 21.2 1556 42 2025 09 29 03 03 54 25.081 -31 48 26.50 .81407 1.5687 119.2 21.2 1567 42 2025 09 29 04 03 54 29.573 -31 49 54.73 .81359 1.5683 119.1 21.2 1579 42 2025 09 29 05 03 54 34.067 -31 51 23.03 .81311 1.5678 119.1 21.2 1591 42 2025 09 29 06 03 54 38.562 -31 52 51.38 .81263 1.5674 119.1 21.2 1603 42 2025 09 29 07 03 54 43.060 -31 54 19.79 .81216 1.5669 119.1 21.2 1615 42 2025 09 29 08 03 54 47.559 -31 55 48.27 .81168 1.5665 119.1 21.2 1627 42 2025 09 29 09 03 54 52.059 -31 57 16.80 .81120 1.5660 119.1 21.2 1639 42 2025 09 29 10 03 54 56.561 -31 58 45.39 .81072 1.5656 119.1 21.2 1652 42 2025 09 29 11 03 55 01.065 -32 00 14.05 .81024 1.5651 119.1 21.2 1664 42 2025 09 29 12 03 55 05.571 -32 01 42.76 .80977 1.5646 119.1 21.2 1676 42 2025 09 29 13 03 55 10.079 -32 03 11.53 .80929 1.5642 119.1 21.2 1688 42 2025 09 29 14 03 55 14.588 -32 04 40.37 .80881 1.5637 119.1 21.2 1701 42 2025 09 29 15 03 55 19.099 -32 06 09.26 .80834 1.5633 119.1 21.2 1713 42 2025 09 29 16 03 55 23.612 -32 07 38.21 .80786 1.5628 119.1 21.2 1726 42 2025 09 29 17 03 55 28.126 -32 09 07.23 .80738 1.5624 119.1 21.2 1738 42 2025 09 29 18 03 55 32.642 -32 10 36.30 .80691 1.5619 119.1 21.2 1751 42 2025 09 29 19 03 55 37.160 -32 12 05.43 .80643 1.5615 119.1 21.2 1763 41 2025 09 29 20 03 55 41.680 -32 13 34.63 .80596 1.5610 119.1 21.2 1776 41 2025 09 29 21 03 55 46.201 -32 15 03.88 .80548 1.5606 119.0 21.2 1788 41 2025 09 29 22 03 55 50.725 -32 16 33.19 .80501 1.5601 119.0 21.2 1801 41 2025 09 29 23 03 55 55.250 -32 18 02.56 .80453 1.5597 119.0 21.2 1814 41