"Pseudo-MPEC" for STO1500
Created 2026 Sep 6 9:35:23 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
STO1500* C2026 09 05.20694 21 43 51.00 -15 14 41.7 ~9615 17.2 RXNEOCPX19
STO1500 C2026 09 05.20869 21 43 51.28 -15 14 39.2 ~9615 17.2 RXNEOCPX19
STO1500 C2026 09 05.22269 21 43 53.41 -15 14 16.4 ~9615 16.8 RXNEOCPX19
STO1500 C2026 09 05.23671 21 43 55.65 -15 13 55.3 ~9615 17.1 RXNEOCPX19
STO1500 C2026 09 05.23847 21 43 55.98 -15 13 52.0 ~9615 17.2 RXNEOCPX19
STO1500 C2026 09 06.08803 21 51 47.94 -15 01 09.9 ~9695 19.2 RXNEOCPX19
STO1500 C2026 09 06.09241 21 51 48.53 -15 01 08.3 ~9695 19.7 RXNEOCPX19
STO1500 C2026 09 06.09654 21 51 49.19 -15 01 05.9 ~9695 19.9 RXNEOCPX19
Station data:
(X19) Santel Observatory, El Leoncito (S31.802444 W69.326170) Argentina.
Observer A. Sankovich. 0.5-m f/1.5 reflector + CMOS.
Orbital elements: STO1500
Perihelion 2026 Oct 4.734756 +/- 3.38 TT = 17:38:02.9 (JD 2461318.234756)
Epoch 2026 Sep 6.0 TT = JDT 2461289.5 Earth MOID: 0.0077 AutoNEOCP
M 334.014742279 +/- 2.8 (J2000 ecliptic)
n 0.904314528 +/- 0.00577 Peri. 213.148425 +/- 3.6
a 1.059066043 +/- 0.00451 Node 158.149339 +/- 0.20
e 0.04538489 +/- 0.00584 Incl. 0.193339 +/- 0.007
P 1.090/398.084d H 27.75 G 0.15 U 9.3
q 1.011000442 +/- 0.00189 Q 1.107131645 +/- 0.0109
From 8 observations 2026 Sept. 5-6 (21.4 hr); mean residual 0".48
Residuals in arcseconds: 260905 X19 .39- .46- 260905 X19 .36- .31- 260906 X19 .58- .26- 260905 X19 .09+ .49- 260905 X19 .04- .04+ 260906 X19 .50+ .09- 260905 X19 .71+ 1.2+ 260906 X19 .08+ .34+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 09 06 10 21 54 11.874 -15 00 54.55 .00855 1.0162 161.9 18.4 32.4 83 2026 09 06 11 21 54 32.982 -15 00 12.59 .00855 1.0161 162.0 18.4 37.7 83 2026 09 06 12 21 54 54.125 -14 59 30.41 .00854 1.0161 162.0 18.4 43.2 83 2026 09 06 13 21 55 15.303 -14 58 48.02 .00853 1.0161 162.1 18.4 49.0 83 2026 09 06 14 21 55 36.517 -14 58 05.41 .00852 1.0161 162.1 18.4 55.1 83 2026 09 06 15 21 55 57.766 -14 57 22.59 .00852 1.0161 162.2 18.4 61.5 83 2026 09 06 16 21 56 19.051 -14 56 39.55 .00851 1.0161 162.2 18.4 68.2 83 2026 09 06 17 21 56 40.371 -14 55 56.30 .00850 1.0160 162.2 18.4 75.2 83 2026 09 06 18 21 57 01.727 -14 55 12.83 .00850 1.0160 162.3 18.4 82.4 83 2026 09 06 19 21 57 23.118 -14 54 29.14 .00849 1.0160 162.3 18.4 90.0 83 2026 09 06 20 21 57 44.545 -14 53 45.24 .00848 1.0160 162.4 18.3 97.8 83 2026 09 06 21 21 58 06.008 -14 53 01.11 .00848 1.0160 162.4 18.3 106 83 2026 09 06 22 21 58 27.507 -14 52 16.76 .00847 1.0160 162.4 18.3 114 83 2026 09 06 23 21 58 49.041 -14 51 32.19 .00846 1.0160 162.5 18.3 123 83 2026 09 07 00 21 59 10.611 -14 50 47.39 .00845 1.0159 162.5 18.3 132 83 2026 09 07 01 21 59 32.218 -14 50 02.38 .00845 1.0159 162.6 18.3 142 83 2026 09 07 02 21 59 53.860 -14 49 17.13 .00844 1.0159 162.6 18.3 151 83 2026 09 07 03 22 00 15.538 -14 48 31.66 .00843 1.0159 162.7 18.3 161 83 2026 09 07 04 22 00 37.253 -14 47 45.97 .00843 1.0159 162.7 18.3 172 83 2026 09 07 05 22 00 59.003 -14 47 00.04 .00842 1.0159 162.8 18.3 182 83 2026 09 07 06 22 01 20.790 -14 46 13.89 .00841 1.0159 162.8 18.3 193 83 2026 09 07 07 22 01 42.613 -14 45 27.51 .00840 1.0158 162.8 18.3 204 83 2026 09 07 08 22 02 04.472 -14 44 40.89 .00840 1.0158 162.9 18.3 216 83 2026 09 07 09 22 02 26.368 -14 43 54.05 .00839 1.0158 162.9 18.3 228 83 2026 09 07 10 22 02 48.300 -14 43 06.97 .00838 1.0158 163.0 18.3 240 83 2026 09 07 11 22 03 10.268 -14 42 19.66 .00838 1.0158 163.0 18.3 253 83 2026 09 07 12 22 03 32.273 -14 41 32.11 .00837 1.0158 163.1 18.3 265 83 2026 09 07 13 22 03 54.314 -14 40 44.33 .00836 1.0157 163.1 18.3 279 83 2026 09 07 14 22 04 16.392 -14 39 56.31 .00836 1.0157 163.1 18.3 292 83 2026 09 07 15 22 04 38.507 -14 39 08.05 .00835 1.0157 163.2 18.3 306 83 2026 09 07 16 22 05 00.658 -14 38 19.55 .00834 1.0157 163.2 18.3 320 83 2026 09 07 17 22 05 22.846 -14 37 30.82 .00834 1.0157 163.3 18.3 335 83 2026 09 07 18 22 05 45.071 -14 36 41.84 .00833 1.0157 163.3 18.3 349 82 2026 09 07 19 22 06 07.332 -14 35 52.62 .00832 1.0157 163.4 18.3 365 82 2026 09 07 20 22 06 29.631 -14 35 03.16 .00831 1.0156 163.4 18.3 380 82 2026 09 07 21 22 06 51.966 -14 34 13.45 .00831 1.0156 163.5 18.3 396 82 2026 09 07 22 22 07 14.338 -14 33 23.50 .00830 1.0156 163.5 18.3 412 82 2026 09 07 23 22 07 36.748 -14 32 33.30 .00829 1.0156 163.5 18.3 429 82 2026 09 08 00 22 07 59.194 -14 31 42.86 .00829 1.0156 163.6 18.3 446 82 2026 09 08 01 22 08 21.677 -14 30 52.17 .00828 1.0156 163.6 18.3 463 82 2026 09 08 02 22 08 44.198 -14 30 01.22 .00827 1.0156 163.7 18.3 481 82 2026 09 08 03 22 09 06.756 -14 29 10.03 .00827 1.0155 163.7 18.2 499 82 2026 09 08 04 22 09 29.351 -14 28 18.59 .00826 1.0155 163.8 18.2 517 82 2026 09 08 05 22 09 51.983 -14 27 26.90 .00825 1.0155 163.8 18.2 536 82 2026 09 08 06 22 10 14.653 -14 26 34.95 .00825 1.0155 163.9 18.2 555 82 2026 09 08 07 22 10 37.360 -14 25 42.75 .00824 1.0155 163.9 18.2 574 82 2026 09 08 08 22 11 00.105 -14 24 50.29 .00823 1.0155 164.0 18.2 594 82 2026 09 08 09 22 11 22.887 -14 23 57.58 .00823 1.0154 164.0 18.2 614 82