"Pseudo-MPEC" for ST25K50
Created 2025 Dec 9 8:35:14 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 09 09 02 36 32.832 +19 35 41.61 .24486 1.1948 145.5 27.6 1.32 171 2025 12 09 10 02 36 33.682 +19 35 46.60 .24556 1.1954 145.5 27.6 1.33 171 2025 12 09 11 02 36 34.535 +19 35 51.57 .24627 1.1959 145.4 27.6 1.33 172 2025 12 09 12 02 36 35.390 +19 35 56.55 .24697 1.1964 145.4 27.6 1.33 172 2025 12 09 13 02 36 36.248 +19 36 01.51 .24768 1.1970 145.4 27.6 1.33 172 2025 12 09 14 02 36 37.108 +19 36 06.47 .24839 1.1975 145.3 27.6 1.33 172 2025 12 09 15 02 36 37.972 +19 36 11.43 .24909 1.1981 145.3 27.6 1.33 172 2025 12 09 16 02 36 38.837 +19 36 16.38 .24980 1.1986 145.2 27.6 1.33 172 2025 12 09 17 02 36 39.706 +19 36 21.32 .25051 1.1991 145.2 27.6 1.33 172 2025 12 09 18 02 36 40.577 +19 36 26.26 .25121 1.1997 145.2 27.7 1.33 173 2025 12 09 19 02 36 41.451 +19 36 31.19 .25192 1.2002 145.1 27.7 1.33 173 2025 12 09 20 02 36 42.327 +19 36 36.11 .25263 1.2008 145.1 27.7 1.33 173 2025 12 09 21 02 36 43.206 +19 36 41.03 .25333 1.2013 145.0 27.7 1.33 173 2025 12 09 22 02 36 44.088 +19 36 45.95 .25404 1.2018 145.0 27.7 1.33 173 2025 12 09 23 02 36 44.972 +19 36 50.86 .25475 1.2024 145.0 27.7 1.33 173 2025 12 10 00 02 36 45.859 +19 36 55.76 .25545 1.2029 144.9 27.7 1.33 173 2025 12 10 01 02 36 46.748 +19 37 00.66 .25616 1.2035 144.9 27.7 1.34 173 2025 12 10 02 02 36 47.640 +19 37 05.56 .25687 1.2040 144.9 27.7 1.34 174 2025 12 10 03 02 36 48.535 +19 37 10.45 .25758 1.2045 144.8 27.7 1.34 174 2025 12 10 04 02 36 49.432 +19 37 15.34 .25828 1.2051 144.8 27.7 1.34 174 2025 12 10 05 02 36 50.332 +19 37 20.22 .25899 1.2056 144.7 27.7 1.34 174 2025 12 10 06 02 36 51.234 +19 37 25.10 .25970 1.2062 144.7 27.7 1.34 174 2025 12 10 07 02 36 52.139 +19 37 29.97 .26041 1.2067 144.7 27.8 1.34 174 2025 12 10 08 02 36 53.047 +19 37 34.84 .26112 1.2072 144.6 27.8 1.34 174 2025 12 10 09 02 36 53.957 +19 37 39.70 .26182 1.2078 144.6 27.8 1.34 175 2025 12 10 10 02 36 54.870 +19 37 44.56 .26253 1.2083 144.5 27.8 1.34 175 2025 12 10 11 02 36 55.786 +19 37 49.42 .26324 1.2088 144.5 27.8 1.34 175 2025 12 10 12 02 36 56.704 +19 37 54.27 .26395 1.2094 144.5 27.8 1.34 175 2025 12 10 13 02 36 57.625 +19 37 59.12 .26466 1.2099 144.4 27.8 1.34 175 2025 12 10 14 02 36 58.548 +19 38 03.97 .26537 1.2105 144.4 27.8 1.34 175 2025 12 10 15 02 36 59.474 +19 38 08.81 .26608 1.2110 144.4 27.8 1.35 175 2025 12 10 16 02 37 00.402 +19 38 13.65 .26679 1.2115 144.3 27.8 1.35 176 2025 12 10 17 02 37 01.333 +19 38 18.49 .26749 1.2121 144.3 27.8 1.35 176 2025 12 10 18 02 37 02.267 +19 38 23.32 .26820 1.2126 144.2 27.8 1.35 176 2025 12 10 19 02 37 03.203 +19 38 28.15 .26891 1.2131 144.2 27.8 1.35 176 2025 12 10 20 02 37 04.142 +19 38 32.98 .26962 1.2137 144.2 27.8 1.35 176 2025 12 10 21 02 37 05.083 +19 38 37.81 .27033 1.2142 144.1 27.9 1.35 176 2025 12 10 22 02 37 06.027 +19 38 42.63 .27104 1.2147 144.1 27.9 1.35 176 2025 12 10 23 02 37 06.973 +19 38 47.45 .27175 1.2153 144.1 27.9 1.35 177 2025 12 11 00 02 37 07.922 +19 38 52.26 .27246 1.2158 144.0 27.9 1.35 177 2025 12 11 01 02 37 08.874 +19 38 57.08 .27317 1.2163 144.0 27.9 1.35 177 2025 12 11 02 02 37 09.828 +19 39 01.89 .27388 1.2169 143.9 27.9 1.35 177 2025 12 11 03 02 37 10.785 +19 39 06.70 .27459 1.2174 143.9 27.9 1.36 177 2025 12 11 04 02 37 11.744 +19 39 11.50 .27531 1.2179 143.9 27.9 1.36 177 2025 12 11 05 02 37 12.706 +19 39 16.31 .27602 1.2185 143.8 27.9 1.36 177 2025 12 11 06 02 37 13.671 +19 39 21.11 .27673 1.2190 143.8 27.9 1.36 178 2025 12 11 07 02 37 14.638 +19 39 25.91 .27744 1.2195 143.7 27.9 1.36 178 2025 12 11 08 02 37 15.607 +19 39 30.71 .27815 1.2201 143.7 27.9 1.36 178