"Pseudo-MPEC" for ST25K50
Created 2025 Dec 5 23:35:12 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
ST25K50* C2025 11 25.25006702 40 12.582+14 08 33.36 ~BP7o 20.01GVNEOCPU68
ST25K50 C2025 11 25.25340802 40 09.740+14 10 12.42 ~BP7o 20.01GVNEOCPU68
ST25K50 C2025 11 25.28916002 39 40.790+14 26 54.26 ~BP7o 19.91GVNEOCPU74
ST25K50 C2025 11 25.29176602 39 38.713+14 28 04.18 ~BP7o 19.91GVNEOCPU74
ST25K50 KC2025 11 25.33711302 39 00.356+14 47 18.38 ~BP8o 20.00GVNEOCPI52
ST25K50 KC2025 11 25.33762902 39 00.036+14 47 29.90 ~BP8o 19.88GVNEOCPI52
ST25K50 KC2025 11 25.33814202 38 59.687+14 47 41.64 ~BP8o 20.11GVNEOCPI52
ST25K50 |C2025 11 26.08662002 36 36.140+17 20 33.40 ~BQ3K 22.0 GVNEOCP807
ST25K50 |C2025 11 26.09655002 36 33.660+17 21 30.60 ~BQ3K 21.8 GVNEOCP807
ST25K50 |C2025 11 26.10648002 36 31.200+17 22 26.80 ~BQ3K 21.9 GVNEOCP807
ST25K50 KC2025 11 26.11921602 36 41.137+17 17 28.82 ~BQ3K 22.13GVNEOCPV06
ST25K50 KC2025 11 26.12234302 36 40.430+17 17 46.80 ~BQ3K VNEOCPV06
ST25K50 KC2025 11 26.12547002 36 39.784+17 18 06.84 ~BQ3K 21.57GVNEOCPV06
ST25K50 KC2025 11 26.12859902 36 39.082+17 18 25.49 ~BQ3K 22.30GVNEOCPV06
Station data:
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + CCD.
(I52) Steward Observatory, Mt. Lemmon Station (N32.442570 W110.788920)
US/Arizona. Measurers T. Beuden, V. F. Carvajal, D. Fay, J. B. Fazekas, D.
C. Fuls, A. R. Gibbs, A. D. Grauer, H. Gröller, J. K. Hogan, R. A.
Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F. C.
Shelly, K. W. Wierzchoś. 1.0-m prime focus + CCD.
(U68) JPL SynTrack Robotic Telescope, Auberry (N37.070387 W119.412990)
US/California. Observers N. Saini, C. Zhai, R. Trahan, M. Zhan, M. Shao.
0.28-m f/2.2 Schmidt + CCD.
(U74) JPL SynTrack Robotic Telescope 2, Auberry (N37.070341 W119.412800)
US/California. Observers N. Saini, C. Zhai, R. Trahan, M. Zhan, M. Shao.
0.36-m f/2.2 Schmidt.
(V06) Catalina Sky Survey-Kuiper (N32.416871 W110.732550) US/Arizona.
Measurers T. Beuden, V. F. Carvajal, D. Fay, J. B. Fazekas, D. C. Fuls, A.
R. Gibbs, A. D. Grauer, H. Gröller, J. K. Hogan, 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: ST25K50
Perihelion 2025 Oct 12.181931 +/- 0.03 TT = 4:21:58.8 (JD 2460960.681931)
Epoch 2025 Nov 26.0 TT = JDT 2461005.5 Earth MOID: 0.0011 Ve: 0.0002
M 29.965372170 +/- 0.08 Me: 0.0010 Ma: 0.0275 AutoNEOCP
n 0.668600245 +/- 0.00142 Peri. 228.345423 +/- 0.007
a 1.295264197 +/- 0.00184 Node 62.797673 +/- 0.00027
e 0.79822190 +/- 0.000524 Incl. 6.139544 +/- 0.008
P 1.474/538.428d H 29.02 G 0.15 U 8.3
q 0.261355945 +/- 0.000308 Q 2.329172450 +/- 0.00398 (J2000 ecliptic)
From 14 observations 2025 Nov. 25-26 (21.1 hr); mean residual 0".44
Residuals in arcseconds: 251125 U68 .19+ .22- 251125 I52 .18+ .46- 251126 V06 .16+ .18+ 251125 U68 .41+ .53- 251125 I52 .15- .39- 251126 V06 .24- .75- 251125 U74 .26+ .24+ 251126 807 .23- .00 251126 V06 .27+ .49+ 251125 U74 .98- 1.4+ 251126 807 .05- .12- 251126 V06 .01+ .42+ 251125 I52 .05+ .23- 251126 807 .17+ .15- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2025 12 06 00 02 35 33.058 +19 28 20.91 .18809 1.1502 148.6 26.9 1.27 163 2025 12 06 01 02 35 33.682 +19 28 27.03 .18879 1.1507 148.6 26.9 1.28 163 2025 12 06 02 02 35 34.309 +19 28 33.12 .18948 1.1513 148.6 26.9 1.28 163 2025 12 06 03 02 35 34.939 +19 28 39.18 .19018 1.1518 148.5 26.9 1.28 163 2025 12 06 04 02 35 35.572 +19 28 45.22 .19088 1.1524 148.5 26.9 1.28 163 2025 12 06 05 02 35 36.209 +19 28 51.24 .19157 1.1530 148.5 26.9 1.28 163 2025 12 06 06 02 35 36.848 +19 28 57.24 .19227 1.1535 148.4 27.0 1.28 163 2025 12 06 07 02 35 37.490 +19 29 03.21 .19297 1.1541 148.4 27.0 1.28 163 2025 12 06 08 02 35 38.134 +19 29 09.16 .19366 1.1546 148.3 27.0 1.28 163 2025 12 06 09 02 35 38.782 +19 29 15.09 .19436 1.1552 148.3 27.0 1.28 163 2025 12 06 10 02 35 39.433 +19 29 21.00 .19506 1.1558 148.3 27.0 1.28 163 2025 12 06 11 02 35 40.087 +19 29 26.89 .19576 1.1563 148.2 27.0 1.28 164 2025 12 06 12 02 35 40.744 +19 29 32.76 .19645 1.1569 148.2 27.0 1.28 164 2025 12 06 13 02 35 41.403 +19 29 38.61 .19715 1.1574 148.1 27.0 1.28 164 2025 12 06 14 02 35 42.066 +19 29 44.43 .19785 1.1580 148.1 27.0 1.28 164 2025 12 06 15 02 35 42.731 +19 29 50.24 .19855 1.1585 148.1 27.0 1.28 164 2025 12 06 16 02 35 43.399 +19 29 56.03 .19925 1.1591 148.0 27.0 1.29 164 2025 12 06 17 02 35 44.071 +19 30 01.80 .19994 1.1597 148.0 27.1 1.29 164 2025 12 06 18 02 35 44.745 +19 30 07.55 .20064 1.1602 147.9 27.1 1.29 164 2025 12 06 19 02 35 45.422 +19 30 13.28 .20134 1.1608 147.9 27.1 1.29 164 2025 12 06 20 02 35 46.101 +19 30 18.99 .20204 1.1613 147.9 27.1 1.29 164 2025 12 06 21 02 35 46.784 +19 30 24.69 .20274 1.1619 147.8 27.1 1.29 165 2025 12 06 22 02 35 47.470 +19 30 30.37 .20344 1.1624 147.8 27.1 1.29 165 2025 12 06 23 02 35 48.158 +19 30 36.02 .20414 1.1630 147.8 27.1 1.29 165 2025 12 07 00 02 35 48.849 +19 30 41.67 .20483 1.1636 147.7 27.1 1.29 165 2025 12 07 01 02 35 49.544 +19 30 47.29 .20553 1.1641 147.7 27.1 1.29 165 2025 12 07 02 02 35 50.240 +19 30 52.90 .20623 1.1647 147.6 27.1 1.29 165 2025 12 07 03 02 35 50.940 +19 30 58.49 .20693 1.1652 147.6 27.1 1.29 165 2025 12 07 04 02 35 51.643 +19 31 04.07 .20763 1.1658 147.6 27.2 1.29 165 2025 12 07 05 02 35 52.348 +19 31 09.63 .20833 1.1663 147.5 27.2 1.29 165 2025 12 07 06 02 35 53.057 +19 31 15.17 .20903 1.1669 147.5 27.2 1.29 165 2025 12 07 07 02 35 53.768 +19 31 20.70 .20973 1.1674 147.4 27.2 1.29 166 2025 12 07 08 02 35 54.482 +19 31 26.21 .21043 1.1680 147.4 27.2 1.30 166 2025 12 07 09 02 35 55.199 +19 31 31.71 .21113 1.1685 147.4 27.2 1.30 166 2025 12 07 10 02 35 55.918 +19 31 37.19 .21183 1.1691 147.3 27.2 1.30 166 2025 12 07 11 02 35 56.641 +19 31 42.65 .21253 1.1696 147.3 27.2 1.30 166 2025 12 07 12 02 35 57.366 +19 31 48.11 .21323 1.1702 147.2 27.2 1.30 166 2025 12 07 13 02 35 58.094 +19 31 53.55 .21393 1.1707 147.2 27.2 1.30 166 2025 12 07 14 02 35 58.824 +19 31 58.97 .21463 1.1713 147.2 27.2 1.30 166 2025 12 07 15 02 35 59.558 +19 32 04.38 .21533 1.1718 147.1 27.2 1.30 166 2025 12 07 16 02 36 00.294 +19 32 09.78 .21603 1.1724 147.1 27.3 1.30 167 2025 12 07 17 02 36 01.033 +19 32 15.16 .21673 1.1730 147.1 27.3 1.30 167 2025 12 07 18 02 36 01.775 +19 32 20.53 .21743 1.1735 147.0 27.3 1.30 167 2025 12 07 19 02 36 02.520 +19 32 25.89 .21813 1.1741 147.0 27.3 1.30 167 2025 12 07 20 02 36 03.267 +19 32 31.23 .21884 1.1746 146.9 27.3 1.30 167 2025 12 07 21 02 36 04.017 +19 32 36.57 .21954 1.1752 146.9 27.3 1.30 167 2025 12 07 22 02 36 04.770 +19 32 41.89 .22024 1.1757 146.9 27.3 1.30 167 2025 12 07 23 02 36 05.526 +19 32 47.19 .22094 1.1763 146.8 27.3 1.30 167