"Pseudo-MPEC" for STO1508
Created 2026 Sep 21 0:35:43 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
STO1508* C2026 09 15.15188 23 52 57.65 -37 00 12.5 ~9FEo 19.7 RXNEOCPX19
STO1508 C2026 09 15.15629 23 52 57.08 -36 59 50.4 ~9FEo 20.3 RXNEOCPX19
STO1508 C2026 09 15.16072 23 52 56.44 -36 59 28.6 ~9FEo 19.8 RXNEOCPX19
STO1508 C2026 09 15.16508 23 52 55.79 -36 59 06.0 ~9FEo 20.2 RXNEOCPX19
STO1508 C2026 09 15.16902 23 52 55.19 -36 58 46.8 ~9FEo 20.2 RXNEOCPX19
STO1508 |C2026 09 16.11931023 50 56.860-35 37 21.50 ~9G3o 20.1 GVNEOCP807
STO1508 |C2026 09 16.12401023 50 56.220-35 36 57.30 ~9G3o 19.9 GVNEOCP807
STO1508 |C2026 09 16.12871023 50 55.550-35 36 33.30 ~9G3o 20.4 GVNEOCP807
STO1508 |C2026 09 16.13420023 50 54.810-35 36 04.90 ~9G3o 20.0 GVNEOCP807
STO1508 C2026 09 16.17114 23 50 49.55 -35 32 52.3 ~9GEo 19.6 RXNEOCPX19
STO1508 C2026 09 16.17464 23 50 49.02 -35 32 34.9 ~9GEo 19.6 RXNEOCPX19
STO1508 C2026 09 16.18871 23 50 47.08 -35 31 20.9 ~9GEo 20.1 RXNEOCPX19
STO1508 0B2026 09 16.90914623 49 18.759-34 28 04.91 ~9H7K WNEOCPM21
STO1508 0B2026 09 16.92792223 49 16.141-34 26 25.67 ~9H7K 20.3 GWNEOCPM21
STO1508 0B2026 09 16.94681123 49 13.504-34 24 44.95 ~9H7K WNEOCPM21
STO1508 |C2026 09 17.08369023 48 58.190-34 12 25.30 ~9H2o 19.7 GVNEOCP807
STO1508 |C2026 09 17.08891023 48 57.480-34 11 57.60 ~9H2o 19.1 GVNEOCP807
STO1508 |C2026 09 17.09414023 48 56.800-34 11 30.20 ~9H2o 19.5 GVNEOCP807
STO1508 C2026 09 19.15725 23 44 48.35 -31 02 43.6 ~9JBo 19.7 RXNEOCPX19
STO1508 C2026 09 19.16434 23 44 47.39 -31 02 03.7 ~9JBo 19.8 RXNEOCPX19
STO1508 C2026 09 19.17142 23 44 46.46 -31 01 23.8 ~9JBo 20.2 RXNEOCPX19
STO1508 KC2026 09 19.20194 23 44 41.57 -30 58 38.2 ~9JB5 19.3 rqNEOCPX74
STO1508 KC2026 09 19.20766 23 44 40.75 -30 58 04.3 ~9JB5 19.5 rqNEOCPX74
STO1508 KC2026 09 19.21313 23 44 40.16 -30 57 33.4 ~9JB5 19.2 rqNEOCPX74
Station data:
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + CCD.
(M21) Schiaparelli Southern Observatory, Hakos (S23.236549 E16.361440)
Namibia. Observers A. Aletti, F. Bellini, L. Buzzi, G. Galli. Measurer L.
Buzzi. 0.36-m f/8.4 reflector + CCD.
(X19) Santel Observatory, El Leoncito (S31.802444 W69.326170) Argentina.
Observer A. Sankovich. 0.5-m f/1.5 reflector + CMOS.
(X74) Observatório Campo dos Amarais (S21.394144 W50.505780) Brazil.
Observer L. S. Amaral. 0.3-m f/4 reflector + CCD.
Orbital elements: STO1508
Perihelion 2026 Sep 13.144126 +/- 0.0942 TT = 3:27:32.4 (JD 2461296.644126)
Epoch 2026 Sep 19.0 TT = JDT 2461302.5 Earth MOID: 0.2309 AutoNEOCP
M 1.397747898 +/- 0.07 (J2000 ecliptic)
n 0.238691575 +/- 0.00989 Peri. 339.905139 +/- 0.09
a 2.573818915 +/- 0.0711 Node 7.411431 +/- 0.058
e 0.52654573 +/- 0.0118 Incl. 20.596974 +/- 0.27
P 4.12921 H 21.59 G 0.15 U 9.6
q 1.218585548 +/- 0.00327 Q 3.929052281 +/- 0.139
From 24 observations 2026 Sept. 15-19; mean residual 0".36
Residuals in arcseconds: 260915 X19 .10+ .27+ 260916 807 .08+ .11- 260917 807 .20- .01- 260915 X19 .73+ .20+ 260916 X19 .34- .21+ 260917 807 .10+ .25- 260915 X19 .57+ .29- 260916 X19 .84- .59- 260919 X19 .17+ .28- 260915 X19 .17+ .36+ 260916 X19 .48- .14+ 260919 X19 .12- .11- 260915 X19 .33- .29- 260916 M21 .19+ .16+ 260919 X19 .03- .08+ 260916 807 .08- .11+ 260916 M21 .12+ .09- 260919 X74 .05+ .80- 260916 807 .04+ .08+ 260916 M21 .08+ .23+ 260919 X74 .78- .66+ 260916 807 .19- .16- 260917 807 .09- .15- 260919 X74 .92+ .51+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 09 21 01 23 41 12.180 -28 03 01.84 .23937 1.2219 152.7 20.0 .664 103 2026 09 21 02 23 41 07.533 -27 58 59.45 .23934 1.2219 152.8 20.0 .683 103 2026 09 21 03 23 41 02.893 -27 54 56.91 .23931 1.2219 152.8 20.0 .703 104 2026 09 21 04 23 40 58.257 -27 50 54.22 .23928 1.2220 152.9 20.0 .722 104 2026 09 21 05 23 40 53.628 -27 46 51.37 .23926 1.2220 152.9 20.0 .742 104 2026 09 21 06 23 40 49.004 -27 42 48.37 .23923 1.2220 153.0 20.0 .762 105 2026 09 21 07 23 40 44.385 -27 38 45.22 .23921 1.2221 153.0 20.0 .783 105 2026 09 21 08 23 40 39.772 -27 34 41.92 .23918 1.2221 153.1 20.0 .804 105 2026 09 21 09 23 40 35.165 -27 30 38.47 .23916 1.2221 153.1 20.0 .825 106 2026 09 21 10 23 40 30.563 -27 26 34.88 .23913 1.2222 153.2 20.0 .846 106 2026 09 21 11 23 40 25.967 -27 22 31.14 .23911 1.2222 153.2 20.0 .868 106 2026 09 21 12 23 40 21.377 -27 18 27.25 .23909 1.2222 153.2 20.0 .890 106 2026 09 21 13 23 40 16.792 -27 14 23.22 .23906 1.2223 153.3 20.0 .912 107 2026 09 21 14 23 40 12.213 -27 10 19.05 .23904 1.2223 153.3 20.0 .935 107 2026 09 21 15 23 40 07.640 -27 06 14.74 .23902 1.2223 153.4 20.0 .958 107 2026 09 21 16 23 40 03.073 -27 02 10.29 .23900 1.2224 153.4 20.0 .981 107 2026 09 21 17 23 39 58.511 -26 58 05.69 .23898 1.2224 153.5 20.0 1.00 108 2026 09 21 18 23 39 53.955 -26 54 00.96 .23896 1.2225 153.5 20.0 1.03 108 2026 09 21 19 23 39 49.405 -26 49 56.10 .23894 1.2225 153.6 20.0 1.05 108 2026 09 21 20 23 39 44.860 -26 45 51.09 .23892 1.2225 153.6 20.0 1.08 108 2026 09 21 21 23 39 40.322 -26 41 45.96 .23890 1.2226 153.6 20.0 1.10 109 2026 09 21 22 23 39 35.789 -26 37 40.69 .23888 1.2226 153.7 20.0 1.13 109 2026 09 21 23 23 39 31.262 -26 33 35.29 .23886 1.2226 153.7 20.0 1.15 109 2026 09 22 00 23 39 26.740 -26 29 29.75 .23885 1.2227 153.8 20.0 1.18 109 2026 09 22 01 23 39 22.225 -26 25 24.09 .23883 1.2227 153.8 20.0 1.20 110 2026 09 22 02 23 39 17.715 -26 21 18.30 .23881 1.2228 153.9 20.0 1.23 110 2026 09 22 03 23 39 13.212 -26 17 12.38 .23880 1.2228 153.9 20.0 1.26 110 2026 09 22 04 23 39 08.714 -26 13 06.34 .23878 1.2228 153.9 20.0 1.28 110 2026 09 22 05 23 39 04.222 -26 09 00.17 .23877 1.2229 154.0 20.0 1.31 110 2026 09 22 06 23 38 59.736 -26 04 53.88 .23875 1.2229 154.0 20.0 1.34 111 2026 09 22 07 23 38 55.256 -26 00 47.46 .23874 1.2230 154.1 20.0 1.37 111 2026 09 22 08 23 38 50.781 -25 56 40.93 .23873 1.2230 154.1 19.9 1.40 111 2026 09 22 09 23 38 46.313 -25 52 34.27 .23872 1.2230 154.2 19.9 1.42 111 2026 09 22 10 23 38 41.851 -25 48 27.50 .23870 1.2231 154.2 19.9 1.45 111 2026 09 22 11 23 38 37.394 -25 44 20.60 .23869 1.2231 154.2 19.9 1.48 112 2026 09 22 12 23 38 32.944 -25 40 13.59 .23868 1.2232 154.3 19.9 1.51 112 2026 09 22 13 23 38 28.500 -25 36 06.47 .23867 1.2232 154.3 19.9 1.54 112 2026 09 22 14 23 38 24.061 -25 31 59.23 .23866 1.2232 154.4 19.9 1.57 112 2026 09 22 15 23 38 19.629 -25 27 51.88 .23865 1.2233 154.4 19.9 1.60 112 2026 09 22 16 23 38 15.202 -25 23 44.42 .23864 1.2233 154.5 19.9 1.63 113 2026 09 22 17 23 38 10.782 -25 19 36.85 .23863 1.2234 154.5 19.9 1.67 113 2026 09 22 18 23 38 06.368 -25 15 29.17 .23862 1.2234 154.5 19.9 1.70 113 2026 09 22 19 23 38 01.959 -25 11 21.38 .23862 1.2235 154.6 19.9 1.73 113 2026 09 22 20 23 37 57.557 -25 07 13.48 .23861 1.2235 154.6 19.9 1.76 113 2026 09 22 21 23 37 53.161 -25 03 05.48 .23860 1.2235 154.7 19.9 1.79 113 2026 09 22 22 23 37 48.771 -24 58 57.38 .23860 1.2236 154.7 19.9 1.83 114 2026 09 22 23 23 37 44.387 -24 54 49.17 .23859 1.2236 154.7 19.9 1.86 114 2026 09 23 00 23 37 40.009 -24 50 40.86 .23858 1.2237 154.8 19.9 1.90 114