"Pseudo-MPEC" for ST26H11
Created 2026 Aug 4 19:35:18 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
ST26H11* C2026 08 04.41008920 57 45.624+08 24 05.84 ~84EZ 17.76GVNEOCPU68
ST26H11 C2026 08 04.41343020 58 02.286+08 21 45.51 ~84EZ 17.76GVNEOCPU68
ST26H11 C2026 08 04.42574120 59 03.254+08 13 11.52 ~84Eo 17.57GVNEOCPU74
ST26H11 C2026 08 04.42674420 59 08.186+08 12 29.21 ~84Eo 17.57GVNEOCPU74
ST26H11 0C2026 08 04.50572021 05 49.133+07 24 17.71 ~84IK 18.08oVNEOCPT08
ST26H11 0C2026 08 04.52072421 06 57.084+07 14 26.12 ~84IK 17.80oVNEOCPT08
ST26H11 0C2026 08 04.52766721 07 28.087+07 09 55.48 ~84IK 18.05oVNEOCPT08
ST26H11 0C2026 08 04.53552721 08 03.149+07 04 50.30 ~84IK 17.96oVNEOCPT08
Station data:
(T08) ATLAS-MLO, Mauna Loa (N19.536150 W155.576050) US/Hawaii. Observers
L. Denneau, R. Siverd, J. Tonry, H. Weiland. Measurers L. Denneau, N.
Erasmus, A. Fitzsimmons, J. Robinson, R. Siverd, J. Tonry, H. Weiland.
0.5-m f/2.0 Schmidt + 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: ST26H11
Perihelion 2026 Jul 8.759580 +/- 0.214 TT = 18:13:47.6 (JD 2461230.259580)
Epoch 2026 Aug 4.0 TT = JDT 2461256.5 Earth MOID: 0.0057 Ma: 0.0111
M 10.087976523 +/- 0.09 (J2000 ecliptic) AutoNEOCP
n 0.384444164 +/- 0.00433 Peri. 143.889946 +/- 0.40
a 1.873184408 +/- 0.0141 Node 135.590077 +/- 0.08
e 0.48150909 +/- 0.00442 Incl. 3.120134 +/- 0.06
P 2.564/936.399d H 27.14 G 0.15 U 9.1
q 0.971229069 +/- 0.00125 Q 2.775139746 +/- 0.0291
From 8 observations 2026 Aug. 4 (3.0 hr); mean residual 0".76
Residuals in arcseconds: 260804 U68 .66- .21+ 260804 U74 .39+ .51- 260804 T08 .04- .24- 260804 U68 .02- .03+ 260804 T08 1.7- 1.1+ 260804 T08 .49- .07+ 260804 U74 .55+ .09+ 260804 T08 1.8+ .69- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 08 04 20 21 29 32.094 +04 16 34.61 .01042 1.0241 157.2 18.4 45.0 119 2026 08 04 21 21 32 05.547 +03 55 17.43 .01059 1.0243 157.3 18.4 54.0 119 2026 08 04 22 21 34 34.167 +03 34 37.62 .01075 1.0244 157.4 18.4 63.5 119 2026 08 04 23 21 36 58.144 +03 14 34.05 .01092 1.0246 157.5 18.5 73.5 119 2026 08 05 00 21 39 17.663 +02 55 05.61 .01109 1.0247 157.6 18.5 83.8 119 2026 08 05 01 21 41 32.900 +02 36 11.20 .01126 1.0249 157.7 18.5 94.4 120 2026 08 05 02 21 43 44.023 +02 17 49.73 .01143 1.0250 157.7 18.6 105 120 2026 08 05 03 21 45 51.194 +02 00 00.12 .01160 1.0252 157.7 18.6 116 120 2026 08 05 04 21 47 54.568 +01 42 41.34 .01178 1.0253 157.7 18.6 128 120 2026 08 05 05 21 49 54.294 +01 25 52.35 .01195 1.0255 157.7 18.6 139 120 2026 08 05 06 21 51 50.512 +01 09 32.14 .01213 1.0257 157.7 18.7 151 120 2026 08 05 07 21 53 43.358 +00 53 39.75 .01231 1.0258 157.7 18.7 162 120 2026 08 05 08 21 55 32.963 +00 38 14.23 .01249 1.0260 157.7 18.7 174 120 2026 08 05 09 21 57 19.450 +00 23 14.65 .01267 1.0261 157.6 18.8 185 120 2026 08 05 10 21 59 02.937 +00 08 40.12 .01285 1.0263 157.6 18.8 197 120 2026 08 05 11 22 00 43.538 -00 05 30.22 .01303 1.0264 157.5 18.8 209 120 2026 08 05 12 22 02 21.362 -00 19 17.20 .01321 1.0266 157.5 18.9 220 120 2026 08 05 13 22 03 56.511 -00 32 41.64 .01339 1.0268 157.4 18.9 232 120 2026 08 05 14 22 05 29.084 -00 45 44.31 .01358 1.0269 157.3 18.9 243 120 2026 08 05 15 22 06 59.177 -00 58 25.97 .01376 1.0271 157.3 19.0 255 120 2026 08 05 16 22 08 26.880 -01 10 47.34 .01395 1.0272 157.2 19.0 266 120 2026 08 05 17 22 09 52.279 -01 22 49.11 .01414 1.0274 157.1 19.0 278 120 2026 08 05 18 22 11 15.458 -01 34 31.96 .01432 1.0276 157.0 19.1 289 120 2026 08 05 19 22 12 36.494 -01 45 56.55 .01451 1.0277 156.9 19.1 300 120 2026 08 05 20 22 13 55.465 -01 57 03.48 .01470 1.0279 156.9 19.1 311 120 2026 08 05 21 22 15 12.443 -02 07 53.37 .01489 1.0280 156.8 19.2 322 120 2026 08 05 22 22 16 27.497 -02 18 26.78 .01508 1.0282 156.7 19.2 332 120 2026 08 05 23 22 17 40.693 -02 28 44.28 .01527 1.0284 156.6 19.2 343 120 2026 08 06 00 22 18 52.096 -02 38 46.40 .01546 1.0285 156.5 19.2 353 120 2026 08 06 01 22 20 01.766 -02 48 33.65 .01565 1.0287 156.4 19.3 364 120 2026 08 06 02 22 21 09.761 -02 58 06.53 .01584 1.0288 156.3 19.3 374 120 2026 08 06 03 22 22 16.139 -03 07 25.51 .01603 1.0290 156.2 19.3 384 120 2026 08 06 04 22 23 20.951 -03 16 31.05 .01623 1.0292 156.1 19.4 394 120 2026 08 06 05 22 24 24.250 -03 25 23.58 .01642 1.0293 156.1 19.4 404 120 2026 08 06 06 22 25 26.086 -03 34 03.53 .01661 1.0295 156.0 19.4 413 120 2026 08 06 07 22 26 26.505 -03 42 31.31 .01681 1.0296 155.9 19.4 423 120 2026 08 06 08 22 27 25.553 -03 50 47.31 .01700 1.0298 155.8 19.5 432 120 2026 08 06 09 22 28 23.273 -03 58 51.90 .01720 1.0300 155.7 19.5 442 120 2026 08 06 10 22 29 19.708 -04 06 45.45 .01739 1.0301 155.6 19.5 451 120 2026 08 06 11 22 30 14.897 -04 14 28.29 .01759 1.0303 155.5 19.6 460 120 2026 08 06 12 22 31 08.879 -04 22 00.77 .01779 1.0305 155.4 19.6 469 120 2026 08 06 13 22 32 01.692 -04 29 23.21 .01798 1.0306 155.4 19.6 477 119 2026 08 06 14 22 32 53.371 -04 36 35.92 .01818 1.0308 155.3 19.6 486 119 2026 08 06 15 22 33 43.951 -04 43 39.20 .01838 1.0309 155.2 19.7 495 119 2026 08 06 16 22 34 33.463 -04 50 33.32 .01857 1.0311 155.1 19.7 503 119 2026 08 06 17 22 35 21.941 -04 57 18.58 .01877 1.0313 155.0 19.7 511 119 2026 08 06 18 22 36 09.414 -05 03 55.24 .01897 1.0314 155.0 19.7 519 119 2026 08 06 19 22 36 55.912 -05 10 23.55 .01917 1.0316 154.9 19.8 527 119