"Pseudo-MPEC" for ST26H91
Created 2026 Aug 25 19:35:12 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
ST26H91* C2026 08 25.29746721 54 39.960+22 20 44.05 ~8P8o 18.55GVNEOCPU68
ST26H91 C2026 08 25.30080821 54 53.263+22 22 32.84 ~8P8o 18.55GVNEOCPU68
ST26H91 C2026 08 25.38033922 00 14.020+23 05 06.16 ~8P9Z 18.66GVNEOCPU74
ST26H91 C2026 08 25.38368022 00 27.637+23 06 53.22 ~8P9Z 18.66GVNEOCPU74
ST26H91 KB2026 08 25.49397022 09 23.640+24 05 13.84 ~8PCK 19.6 GXNEOCPQ06
ST26H91 KB2026 08 25.49899422 09 45.290+24 08 00.53 ~8PCK 18.3 GXNEOCPQ06
Station data:
(Q06) Tarui Observatory, Tarui (N35.394791 E136.495470) Japan. Observer H.
Watanabe. 0.35-m f/1.9 Schmidt-Cassegrain + CMO.
(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: ST26H91
Perihelion 2026 Sep 7.461009 +/- 0.173 TT = 11:03:51.1 (JD 2461290.961009)
Epoch 2026 Aug 25.0 TT = JDT 2461277.5 Earth MOID: 0.0025 Ma: 0.0465
M 355.107215777 +/- 0.053 (J2000 ecliptic) AutoNEOCP
n 0.363478267 +/- 0.00156 Peri. 172.626625 +/- 1.2
a 1.944540905 +/- 0.00556 Node 174.667416 +/- 1.0
e 0.48134809 +/- 0.00159 Incl. 0.917749 +/- 0.042
P 2.712/990.412d H 27.23 G 0.15 U 8.4
q 1.008539846 +/- 0.000324 Q 2.880541963 +/- 0.0113
From 6 observations 2026 Aug. 25 (4.8 hr); mean residual 0".42
Residuals in arcseconds: 260825 U68 .10- .07- 260825 U74 .54+ .59- 260825 Q06 .25- .63- 260825 U68 .07+ .09+ 260825 U74 .49- .59+ 260825 Q06 .23+ .61+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 08 25 20 22 35 26.407 +27 03 43.10 .01128 1.0196 142.0 19.1 31.8 69 2026 08 25 21 22 38 51.237 +27 24 14.32 .01127 1.0195 141.6 19.1 38.3 69 2026 08 25 22 22 42 17.842 +27 44 29.60 .01125 1.0195 141.1 19.1 45.4 69 2026 08 25 23 22 45 46.150 +28 04 27.91 .01124 1.0194 140.7 19.1 53.0 69 2026 08 26 00 22 49 16.085 +28 24 08.24 .01124 1.0193 140.2 19.1 61.3 69 2026 08 26 01 22 52 47.569 +28 43 29.61 .01123 1.0192 139.8 19.1 70.1 69 2026 08 26 02 22 56 20.516 +29 02 31.07 .01123 1.0192 139.3 19.1 79.5 70 2026 08 26 03 22 59 54.840 +29 21 11.69 .01123 1.0191 138.8 19.1 89.4 70 2026 08 26 04 23 03 30.448 +29 39 30.59 .01123 1.0190 138.3 19.1 100 70 2026 08 26 05 23 07 07.246 +29 57 26.90 .01123 1.0190 137.8 19.2 111 71 2026 08 26 06 23 10 45.134 +30 14 59.83 .01124 1.0189 137.3 19.2 122 71 2026 08 26 07 23 14 24.011 +30 32 08.61 .01125 1.0188 136.8 19.2 134 71 2026 08 26 08 23 18 03.772 +30 48 52.51 .01126 1.0187 136.3 19.2 147 72 2026 08 26 09 23 21 44.309 +31 05 10.88 .01127 1.0187 135.8 19.2 160 72 2026 08 26 10 23 25 25.513 +31 21 03.08 .01129 1.0186 135.3 19.2 173 73 2026 08 26 11 23 29 07.272 +31 36 28.55 .01131 1.0185 134.7 19.3 187 73 2026 08 26 12 23 32 49.472 +31 51 26.80 .01133 1.0185 134.2 19.3 201 74 2026 08 26 13 23 36 31.999 +32 05 57.35 .01135 1.0184 133.7 19.3 215 74 2026 08 26 14 23 40 14.737 +32 19 59.83 .01137 1.0183 133.1 19.3 230 74 2026 08 26 15 23 43 57.568 +32 33 33.89 .01140 1.0183 132.6 19.3 245 75 2026 08 26 16 23 47 40.377 +32 46 39.25 .01143 1.0182 132.1 19.4 261 75 2026 08 26 17 23 51 23.047 +32 59 15.70 .01146 1.0181 131.5 19.4 277 76 2026 08 26 18 23 55 05.460 +33 11 23.07 .01150 1.0181 131.0 19.4 293 76 2026 08 26 19 23 58 47.502 +33 23 01.27 .01153 1.0180 130.4 19.4 309 77 2026 08 26 20 00 02 29.059 +33 34 10.24 .01157 1.0179 129.9 19.4 325 77 2026 08 26 21 00 06 10.016 +33 44 50.01 .01161 1.0179 129.3 19.5 342 78 2026 08 26 22 00 09 50.265 +33 55 00.63 .01166 1.0178 128.8 19.5 359 78 2026 08 26 23 00 13 29.694 +34 04 42.22 .01170 1.0177 128.2 19.5 376 79 2026 08 27 00 00 17 08.199 +34 13 54.96 .01175 1.0177 127.7 19.5 393 79 2026 08 27 01 00 20 45.676 +34 22 39.06 .01180 1.0176 127.2 19.6 410 80 2026 08 27 02 00 24 22.024 +34 30 54.79 .01185 1.0175 126.6 19.6 427 80 2026 08 27 03 00 27 57.145 +34 38 42.46 .01190 1.0175 126.1 19.6 444 81 2026 08 27 04 00 31 30.947 +34 46 02.42 .01196 1.0174 125.6 19.6 462 81 2026 08 27 05 00 35 03.338 +34 52 55.06 .01202 1.0173 125.0 19.7 479 82 2026 08 27 06 00 38 34.233 +34 59 20.80 .01208 1.0173 124.5 19.7 496 82 2026 08 27 07 00 42 03.549 +35 05 20.12 .01214 1.0172 124.0 19.7 513 83 2026 08 27 08 00 45 31.209 +35 10 53.49 .01220 1.0171 123.5 19.7 530 83 2026 08 27 09 00 48 57.138 +35 16 01.45 .01227 1.0171 122.9 19.8 547 84 2026 08 27 10 00 52 21.268 +35 20 44.53 .01233 1.0170 122.4 19.8 564 84 2026 08 27 11 00 55 43.532 +35 25 03.31 .01240 1.0169 121.9 19.8 581 85 2026 08 27 12 00 59 03.871 +35 28 58.36 .01247 1.0169 121.4 19.8 598 85 2026 08 27 13 01 02 22.228 +35 32 30.29 .01255 1.0168 120.9 19.9 615 86 2026 08 27 14 01 05 38.552 +35 35 39.73 .01262 1.0167 120.4 19.9 631 86 2026 08 27 15 01 08 52.793 +35 38 27.29 .01270 1.0167 120.0 19.9 648 87 2026 08 27 16 01 12 04.911 +35 40 53.62 .01277 1.0166 119.5 19.9 664 87 2026 08 27 17 01 15 14.865 +35 42 59.36 .01285 1.0166 119.0 20.0 680 88 2026 08 27 18 01 18 22.621 +35 44 45.17 .01293 1.0165 118.5 20.0 696 88 2026 08 27 19 01 21 28.147 +35 46 11.69 .01302 1.0164 118.1 20.0 712 88