"Pseudo-MPEC" for ST25K50
Created 2025 Dec 4 1:35:18 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 04 02 02 35 07.739 +19 23 06.83 .15616 1.1241 150.5 26.4 1.23 159 2025 12 04 03 02 35 08.215 +19 23 14.51 .15685 1.1247 150.4 26.4 1.23 159 2025 12 04 04 02 35 08.695 +19 23 22.15 .15754 1.1253 150.4 26.4 1.23 159 2025 12 04 05 02 35 09.178 +19 23 29.74 .15823 1.1259 150.3 26.4 1.23 159 2025 12 04 06 02 35 09.664 +19 23 37.29 .15893 1.1264 150.3 26.5 1.24 159 2025 12 04 07 02 35 10.154 +19 23 44.79 .15962 1.1270 150.3 26.5 1.24 159 2025 12 04 08 02 35 10.648 +19 23 52.24 .16031 1.1276 150.2 26.5 1.24 159 2025 12 04 09 02 35 11.145 +19 23 59.66 .16100 1.1281 150.2 26.5 1.24 159 2025 12 04 10 02 35 11.645 +19 24 07.03 .16170 1.1287 150.1 26.5 1.24 159 2025 12 04 11 02 35 12.148 +19 24 14.36 .16239 1.1293 150.1 26.5 1.24 159 2025 12 04 12 02 35 12.655 +19 24 21.65 .16308 1.1298 150.1 26.5 1.24 159 2025 12 04 13 02 35 13.166 +19 24 28.89 .16378 1.1304 150.0 26.5 1.24 160 2025 12 04 14 02 35 13.679 +19 24 36.10 .16447 1.1310 150.0 26.5 1.24 160 2025 12 04 15 02 35 14.196 +19 24 43.27 .16516 1.1315 149.9 26.6 1.25 160 2025 12 04 16 02 35 14.717 +19 24 50.39 .16585 1.1321 149.9 26.6 1.25 160 2025 12 04 17 02 35 15.240 +19 24 57.48 .16655 1.1327 149.9 26.6 1.25 160 2025 12 04 18 02 35 15.767 +19 25 04.54 .16724 1.1333 149.8 26.6 1.25 160 2025 12 04 19 02 35 16.298 +19 25 11.55 .16794 1.1338 149.8 26.6 1.25 160 2025 12 04 20 02 35 16.831 +19 25 18.53 .16863 1.1344 149.7 26.6 1.25 160 2025 12 04 21 02 35 17.368 +19 25 25.47 .16932 1.1350 149.7 26.6 1.25 160 2025 12 04 22 02 35 17.908 +19 25 32.37 .17002 1.1355 149.7 26.6 1.25 160 2025 12 04 23 02 35 18.451 +19 25 39.24 .17071 1.1361 149.6 26.6 1.25 160 2025 12 05 00 02 35 18.998 +19 25 46.08 .17140 1.1367 149.6 26.7 1.25 160 2025 12 05 01 02 35 19.548 +19 25 52.88 .17210 1.1372 149.6 26.7 1.26 161 2025 12 05 02 02 35 20.101 +19 25 59.65 .17279 1.1378 149.5 26.7 1.26 161 2025 12 05 03 02 35 20.657 +19 26 06.38 .17349 1.1383 149.5 26.7 1.26 161 2025 12 05 04 02 35 21.216 +19 26 13.08 .17418 1.1389 149.4 26.7 1.26 161 2025 12 05 05 02 35 21.779 +19 26 19.75 .17488 1.1395 149.4 26.7 1.26 161 2025 12 05 06 02 35 22.345 +19 26 26.39 .17557 1.1400 149.4 26.7 1.26 161 2025 12 05 07 02 35 22.913 +19 26 33.00 .17627 1.1406 149.3 26.7 1.26 161 2025 12 05 08 02 35 23.485 +19 26 39.57 .17696 1.1412 149.3 26.7 1.26 161 2025 12 05 09 02 35 24.061 +19 26 46.12 .17765 1.1417 149.2 26.7 1.26 161 2025 12 05 10 02 35 24.639 +19 26 52.63 .17835 1.1423 149.2 26.8 1.26 161 2025 12 05 11 02 35 25.220 +19 26 59.12 .17904 1.1429 149.2 26.8 1.26 161 2025 12 05 12 02 35 25.805 +19 27 05.57 .17974 1.1434 149.1 26.8 1.26 161 2025 12 05 13 02 35 26.392 +19 27 12.00 .18044 1.1440 149.1 26.8 1.27 162 2025 12 05 14 02 35 26.983 +19 27 18.40 .18113 1.1446 149.0 26.8 1.27 162 2025 12 05 15 02 35 27.577 +19 27 24.77 .18183 1.1451 149.0 26.8 1.27 162 2025 12 05 16 02 35 28.174 +19 27 31.11 .18252 1.1457 149.0 26.8 1.27 162 2025 12 05 17 02 35 28.774 +19 27 37.43 .18322 1.1462 148.9 26.8 1.27 162 2025 12 05 18 02 35 29.377 +19 27 43.72 .18391 1.1468 148.9 26.8 1.27 162 2025 12 05 19 02 35 29.983 +19 27 49.98 .18461 1.1474 148.8 26.8 1.27 162 2025 12 05 20 02 35 30.592 +19 27 56.22 .18530 1.1479 148.8 26.9 1.27 162 2025 12 05 21 02 35 31.204 +19 28 02.43 .18600 1.1485 148.8 26.9 1.27 162 2025 12 05 22 02 35 31.819 +19 28 08.62 .18670 1.1490 148.7 26.9 1.27 162 2025 12 05 23 02 35 32.437 +19 28 14.78 .18739 1.1496 148.7 26.9 1.27 162 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