"Pseudo-MPEC" for STO1333
Created 2025 Sep 27 23:35:18 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
STO1333* C2025 09 22.19189 03 27 46.58 -29 19 37.6 ~9MMK 20.5 RXNEOCPX19
STO1333 C2025 09 22.20016 03 27 46.93 -29 19 47.3 ~9MMK 19.9 RXNEOCPX19
STO1333 C2025 09 22.21164 03 27 47.61 -29 20 01.2 ~9MMK 19.8 RXNEOCPX19
STO1333 C2025 09 22.37279 03 27 55.19 -29 23 14.9 ~9MMKx20.2 RXNEOCPX19
STO1333 C2025 09 23.01107 03 28 27.63 -29 36 07.5 ~9NHox19.9 RXNEOCPK95
STO1333 C2025 09 23.01871 03 28 28.03 -29 36 18.1 ~9NHo 19.9 RXNEOCPK95
STO1333 C2025 09 23.02579 03 28 28.42 -29 36 26.5 ~9NHo 19.5 RXNEOCPK95
STO1333 UB2025 09 23.54832 03 28 54.360-29 46 52.86 ~9NLK 20.1 GXNEOCPQ62
STO1333 UB2025 09 23.57772 03 28 55.718-29 47 28.93 ~9NLK 20.4 GXNEOCPQ62
STO1333 UB2025 09 23.60670 03 28 57.062-29 48 04.14 ~9NLK 20.0 GXNEOCPQ62
STO1333 C2025 09 25.23951 03 30 12.15 -30 20 27.2 ~9PCK 20.5 RXNEOCPX19
STO1333 C2025 09 25.26430 03 30 13.24 -30 20 56.8 ~9PCK 20.8 RXNEOCPX19
STO1333 C2025 09 25.29741 03 30 14.51 -30 21 36.5 ~9PCK 21.1 RXNEOCPX19
STO1333 |C2025 09 25.34980003 30 16.610-30 22 38.00 ~9P9K 21.3 GVNEOCP807
STO1333 |C2025 09 25.35532003 30 16.820-30 22 44.80 ~9P9K 21.2 GVNEOCP807
STO1333 |C2025 09 25.36084003 30 17.060-30 22 51.20 ~9P9K 21.3 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.
(K95) MASTER-SAAO Observatory, Sutherland (S32.380481 E20.811060) South
Africa. Observers S. Bodrov, V. Lipunov, E. Gorbovskoy, Y. Kechin, N.
Tiurina, P. Balanutsa, A. Kuznetsov, I. Gorbunov, F. Balakin, D.
Zimnukhov, V. Kornilov, A. Krylov, D. Buckley, R. Podesta, F. Podesta, H.
Levato, C. Francile. 0.4-m f/2.5 reflector + CCD.
(Q62) iTelescope Observatory, Siding Spring (S31.273286 E149.064420)
Australia/NSW. Observers H. Sato, T. Prystavski, M. Mattiazzo, A. Pearce,
F. D. Romanov. 0.30-m f/9 reflector + CCD.
(X19) Santel Observatory, El Leoncito (S31.802444 W69.326170) Argentina.
Orbital elements: STO1333
Perihelion 2025 Oct 14.855615 +/- 5.37 TT = 20:32:05.1 (JD 2460963.355615)
Epoch 2025 Sep 25.0 TT = JDT 2460943.5 Earth MOID: 0.8988 AutoNEOCP
M 355.377365131 +/- 1.4 (J2000 ecliptic)
n 0.232812471 +/- 0.0139 Peri. 256.437897 +/- 3.4
a 2.616968864 +/- 0.107 Node 132.494407 +/- 1.0
e 0.34037824 +/- 0.0194 Incl. 26.727610 +/- 0.44
P 4.23348 H 18.38 G 0.15 U 9.9
q 1.726209603 +/- 0.0191 Q 3.507728126 +/- 0.195
14 of 16 observations 2025 Sept. 22-25; mean residual 0".45
Residuals in arcseconds: 250922 X19 .27+ .33- 250923 K95 .51- .01- 250925 X19 .01- .34- 250922 X19 .47- .15+ 250923 Q62 .34+ .12+ 250925 807 .20- .25+ 250922 X19 1.1+ .37+ 250923 Q62 .32+ .09- 250925 807 .34- .06- 250922 X19( .79- 2.9+) 250923 Q62 .60+ .03- 250925 807 .09- .03+ 250923 K95( 2.0- 1.1+) 250925 X19 .20- .12+ 250923 K95 1.3- .21- 250925 X19 .85+ .06+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2025 09 28 00 03 32 03.826 -31 13 56.69 .96555 1.7310 123.2 20.8 2.64 64 2025 09 28 01 03 32 05.368 -31 14 44.31 .96547 1.7310 123.2 20.8 2.71 64 2025 09 28 02 03 32 06.906 -31 15 31.89 .96538 1.7310 123.2 20.8 2.77 64 2025 09 28 03 03 32 08.439 -31 16 19.46 .96529 1.7309 123.2 20.8 2.83 64 2025 09 28 04 03 32 09.968 -31 17 06.99 .96521 1.7309 123.2 20.8 2.89 64 2025 09 28 05 03 32 11.492 -31 17 54.50 .96512 1.7309 123.2 20.8 2.95 64 2025 09 28 06 03 32 13.011 -31 18 41.98 .96504 1.7309 123.3 20.8 3.02 64 2025 09 28 07 03 32 14.527 -31 19 29.44 .96496 1.7308 123.3 20.8 3.08 64 2025 09 28 08 03 32 16.038 -31 20 16.87 .96487 1.7308 123.3 20.8 3.15 64 2025 09 28 09 03 32 17.544 -31 21 04.28 .96479 1.7308 123.3 20.8 3.22 64 2025 09 28 10 03 32 19.046 -31 21 51.65 .96470 1.7308 123.3 20.8 3.28 64 2025 09 28 11 03 32 20.543 -31 22 39.00 .96462 1.7307 123.3 20.8 3.35 64 2025 09 28 12 03 32 22.037 -31 23 26.33 .96454 1.7307 123.3 20.8 3.42 64 2025 09 28 13 03 32 23.525 -31 24 13.63 .96445 1.7307 123.3 20.8 3.49 64 2025 09 28 14 03 32 25.009 -31 25 00.90 .96437 1.7307 123.3 20.8 3.56 64 2025 09 28 15 03 32 26.489 -31 25 48.14 .96429 1.7307 123.3 20.8 3.62 65 2025 09 28 16 03 32 27.964 -31 26 35.36 .96421 1.7306 123.3 20.8 3.70 65 2025 09 28 17 03 32 29.435 -31 27 22.55 .96412 1.7306 123.3 20.8 3.77 65 2025 09 28 18 03 32 30.902 -31 28 09.71 .96404 1.7306 123.3 20.8 3.84 65 2025 09 28 19 03 32 32.364 -31 28 56.85 .96396 1.7306 123.3 20.8 3.91 65 2025 09 28 20 03 32 33.821 -31 29 43.96 .96388 1.7305 123.4 20.8 3.98 65 2025 09 28 21 03 32 35.274 -31 30 31.04 .96379 1.7305 123.4 20.8 4.06 65 2025 09 28 22 03 32 36.723 -31 31 18.09 .96371 1.7305 123.4 20.8 4.13 65 2025 09 28 23 03 32 38.167 -31 32 05.12 .96363 1.7305 123.4 20.8 4.21 65 2025 09 29 00 03 32 39.606 -31 32 52.12 .96355 1.7305 123.4 20.8 4.28 65 2025 09 29 01 03 32 41.042 -31 33 39.09 .96347 1.7304 123.4 20.8 4.36 65 2025 09 29 02 03 32 42.472 -31 34 26.04 .96339 1.7304 123.4 20.8 4.44 65 2025 09 29 03 03 32 43.899 -31 35 12.96 .96331 1.7304 123.4 20.8 4.51 65 2025 09 29 04 03 32 45.321 -31 35 59.84 .96323 1.7304 123.4 20.8 4.59 65 2025 09 29 05 03 32 46.738 -31 36 46.71 .96315 1.7303 123.4 20.8 4.67 65 2025 09 29 06 03 32 48.151 -31 37 33.54 .96307 1.7303 123.4 20.8 4.75 65 2025 09 29 07 03 32 49.559 -31 38 20.35 .96299 1.7303 123.4 20.8 4.83 65 2025 09 29 08 03 32 50.963 -31 39 07.12 .96291 1.7303 123.4 20.8 4.91 65 2025 09 29 09 03 32 52.363 -31 39 53.87 .96283 1.7303 123.4 20.8 5.00 65 2025 09 29 10 03 32 53.758 -31 40 40.59 .96275 1.7302 123.5 20.8 5.08 65 2025 09 29 11 03 32 55.149 -31 41 27.29 .96267 1.7302 123.5 20.8 5.16 65 2025 09 29 12 03 32 56.535 -31 42 13.95 .96259 1.7302 123.5 20.8 5.24 65 2025 09 29 13 03 32 57.916 -31 43 00.59 .96251 1.7302 123.5 20.8 5.33 66 2025 09 29 14 03 32 59.294 -31 43 47.20 .96244 1.7301 123.5 20.8 5.41 66 2025 09 29 15 03 33 00.666 -31 44 33.78 .96236 1.7301 123.5 20.8 5.50 66 2025 09 29 16 03 33 02.035 -31 45 20.33 .96228 1.7301 123.5 20.8 5.59 66 2025 09 29 17 03 33 03.398 -31 46 06.85 .96220 1.7301 123.5 20.8 5.67 66 2025 09 29 18 03 33 04.758 -31 46 53.34 .96212 1.7301 123.5 20.8 5.76 66 2025 09 29 19 03 33 06.113 -31 47 39.81 .96205 1.7300 123.5 20.8 5.85 66 2025 09 29 20 03 33 07.463 -31 48 26.24 .96197 1.7300 123.5 20.8 5.94 66 2025 09 29 21 03 33 08.809 -31 49 12.65 .96189 1.7300 123.5 20.8 6.03 66 2025 09 29 22 03 33 10.150 -31 49 59.03 .96181 1.7300 123.5 20.8 6.12 66 2025 09 29 23 03 33 11.487 -31 50 45.38 .96174 1.7300 123.5 20.8 6.21 66