"Pseudo-MPEC" for ST25J31
Created 2025 Nov 9 8:35:07 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
ST25J31* C2025 10 20.23300001 03 23.931+25 24 02.06 ~AK6Zx19.69GVNEOCPU68
ST25J31 C2025 10 20.23634101 03 26.722+25 18 09.18 ~AK6Z 19.69GVNEOCPU68
ST25J31 C2025 10 20.25297301 03 42.050+24 49 00.38 ~AK6ox20.30GVNEOCPU74
ST25J31 C2025 10 20.25534601 03 44.032+24 44 53.77 ~AK6o 20.30GVNEOCPU74
ST25J31* C2025 10 20.26092201 03 49.332+24 35 10.50 ~AKB5x20.27GVNEOCPU74
ST25J31 C2025 10 20.26426301 03 51.925+24 29 23.63 ~AKB5 20.27GVNEOCPU74
ST25J31 KC2025 10 21.18778601 14 55.576+04 23 18.38 ~AL55 20.99GVNEOCPI52
ST25J31 KC2025 10 21.18909101 14 56.022+04 22 04.01 ~AL55 20.54GVNEOCPI52
ST25J31 KC2025 10 21.19040601 14 56.605+04 20 49.49 ~AL55 21.06GVNEOCPI52
ST25J31 KC2025 10 21.19170701 14 57.016+04 19 35.40 ~AL55 20.96GVNEOCPI52
ST25J31 !C2025 10 21.26105 01 15 23.35 +03 15 50.2 ~AL6o 20.2 GVNEOCP673
ST25J31 !C2025 10 21.26463 01 15 24.55 +03 12 37.9 ~AL6o 20.4 GVNEOCP673
Station data:
(673) Table Mountain Observatory, Wrightwood (N34.381485 W117.682170)
US/California. Observers J. Chesley, J. Pittichova. Measurer W. M. Owen
Jr. 0.61-m f/16 reflector + 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.
Orbital elements: ST25J31
Perihelion 2025 Aug 15.662998 +/- 0.191 TT = 15:54:43.0 (JD 2460903.162998)
Epoch 2025 Oct 21.0 TT = JDT 2460969.5 Earth MOID: 0.0157 Ve: 0.0472
M 57.560984265 +/- 0.40 (J2000 ecliptic) AutoNEOCP
n 0.867705543 +/- 0.00367 Peri. 73.792513 +/- 0.14
a 1.088648807 +/- 0.00307 Node 207.307336 +/- 0.0009
e 0.41594672 +/- 0.0022 Incl. 26.141791 +/- 0.14
P 1.136/414.879d H 28.27 G 0.15 U 9.0
q 0.635828902 +/- 0.000615 Q 1.541468713 +/- 0.00675
9 of 12 observations 2025 Oct. 20-21 (24.7 hr); mean residual 0".47
Residuals in arcseconds: 251020 U68( 3.6+ .07-) 251020 U74( 5.0+ 1.1-) 251021 I52 .92+ .19- 251020 U68 .36- .07- 251020 U74 .07- .22- 251021 I52 .08- 1.0- 251020 U74( 2.5+ 1.2-) 251021 I52 .03- 1.0+ 251021 673 .06- .00 251020 U74 .51+ .30+ 251021 I52 .56- .23+ 251021 673 .12- .00 Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2025 11 09 09 01 36 26.417 -29 06 08.03 .22924 1.1514 130.0 27.0 3.94 26 2025 11 09 10 01 36 27.351 -29 06 14.38 .22970 1.1517 130.0 27.0 3.96 26 2025 11 09 11 01 36 28.285 -29 06 20.60 .23016 1.1519 130.0 27.0 3.98 26 2025 11 09 12 01 36 29.220 -29 06 26.67 .23062 1.1522 129.9 27.0 4.00 26 2025 11 09 13 01 36 30.155 -29 06 32.61 .23109 1.1525 129.9 27.0 4.02 26 2025 11 09 14 01 36 31.091 -29 06 38.40 .23155 1.1527 129.9 27.0 4.04 26 2025 11 09 15 01 36 32.027 -29 06 44.05 .23201 1.1530 129.9 27.0 4.06 26 2025 11 09 16 01 36 32.963 -29 06 49.56 .23247 1.1533 129.8 27.0 4.08 26 2025 11 09 17 01 36 33.900 -29 06 54.94 .23294 1.1535 129.8 27.0 4.10 26 2025 11 09 18 01 36 34.838 -29 07 00.18 .23340 1.1538 129.8 27.0 4.12 26 2025 11 09 19 01 36 35.776 -29 07 05.28 .23386 1.1541 129.8 27.0 4.14 26 2025 11 09 20 01 36 36.714 -29 07 10.24 .23433 1.1543 129.7 27.0 4.16 26 2025 11 09 21 01 36 37.653 -29 07 15.07 .23479 1.1546 129.7 27.1 4.18 26 2025 11 09 22 01 36 38.593 -29 07 19.76 .23525 1.1549 129.7 27.1 4.20 26 2025 11 09 23 01 36 39.533 -29 07 24.32 .23571 1.1551 129.7 27.1 4.22 26 2025 11 10 00 01 36 40.473 -29 07 28.74 .23618 1.1554 129.6 27.1 4.25 26 2025 11 10 01 01 36 41.414 -29 07 33.03 .23664 1.1557 129.6 27.1 4.27 26 2025 11 10 02 01 36 42.356 -29 07 37.19 .23710 1.1559 129.6 27.1 4.29 26 2025 11 10 03 01 36 43.298 -29 07 41.21 .23757 1.1562 129.5 27.1 4.31 26 2025 11 10 04 01 36 44.241 -29 07 45.11 .23803 1.1565 129.5 27.1 4.33 26 2025 11 10 05 01 36 45.184 -29 07 48.87 .23849 1.1567 129.5 27.1 4.35 26 2025 11 10 06 01 36 46.128 -29 07 52.50 .23896 1.1570 129.5 27.1 4.37 26 2025 11 10 07 01 36 47.073 -29 07 56.00 .23942 1.1573 129.4 27.1 4.39 26 2025 11 10 08 01 36 48.018 -29 07 59.38 .23988 1.1575 129.4 27.1 4.42 26 2025 11 10 09 01 36 48.964 -29 08 02.62 .24035 1.1578 129.4 27.1 4.44 26 2025 11 10 10 01 36 49.910 -29 08 05.74 .24081 1.1581 129.4 27.1 4.46 26 2025 11 10 11 01 36 50.857 -29 08 08.72 .24128 1.1583 129.3 27.1 4.48 26 2025 11 10 12 01 36 51.805 -29 08 11.59 .24174 1.1586 129.3 27.1 4.50 26 2025 11 10 13 01 36 52.753 -29 08 14.32 .24220 1.1589 129.3 27.1 4.52 26 2025 11 10 14 01 36 53.702 -29 08 16.93 .24267 1.1591 129.3 27.1 4.55 26 2025 11 10 15 01 36 54.652 -29 08 19.41 .24313 1.1594 129.2 27.1 4.57 26 2025 11 10 16 01 36 55.602 -29 08 21.77 .24359 1.1597 129.2 27.1 4.59 26 2025 11 10 17 01 36 56.553 -29 08 24.01 .24406 1.1599 129.2 27.1 4.61 26 2025 11 10 18 01 36 57.505 -29 08 26.12 .24452 1.1602 129.2 27.2 4.63 26 2025 11 10 19 01 36 58.457 -29 08 28.11 .24499 1.1605 129.1 27.2 4.66 26 2025 11 10 20 01 36 59.410 -29 08 29.97 .24545 1.1607 129.1 27.2 4.68 26 2025 11 10 21 01 37 00.364 -29 08 31.71 .24591 1.1610 129.1 27.2 4.70 26 2025 11 10 22 01 37 01.319 -29 08 33.34 .24638 1.1612 129.0 27.2 4.72 26 2025 11 10 23 01 37 02.274 -29 08 34.84 .24684 1.1615 129.0 27.2 4.75 26 2025 11 11 00 01 37 03.230 -29 08 36.22 .24731 1.1618 129.0 27.2 4.77 26 2025 11 11 01 01 37 04.186 -29 08 37.48 .24777 1.1620 129.0 27.2 4.79 26 2025 11 11 02 01 37 05.144 -29 08 38.62 .24824 1.1623 128.9 27.2 4.81 26 2025 11 11 03 01 37 06.102 -29 08 39.64 .24870 1.1626 128.9 27.2 4.84 26 2025 11 11 04 01 37 07.061 -29 08 40.54 .24916 1.1628 128.9 27.2 4.86 26 2025 11 11 05 01 37 08.021 -29 08 41.33 .24963 1.1631 128.9 27.2 4.88 26 2025 11 11 06 01 37 08.982 -29 08 42.00 .25009 1.1634 128.8 27.2 4.91 26 2025 11 11 07 01 37 09.943 -29 08 42.55 .25056 1.1636 128.8 27.2 4.93 26 2025 11 11 08 01 37 10.905 -29 08 42.98 .25102 1.1639 128.8 27.2 4.95 26