"Pseudo-MPEC" for ST26H65
Created 2026 Aug 20 10:35:16 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
ST26H65 0C2026 08 19.31279720 55 59.706+23 44 54.36 ~8JG5 19.22rUNEOCPI41
ST26H65 0C2026 08 19.31314520 56 00.287+23 44 44.79 ~8JG5 19.22rUNEOCPI41
ST26H65* C2026 08 19.46645321 00 20.942+22 29 40.32 ~8JEo 19.27GVNEOCPU68
ST26H65 C2026 08 19.46979521 00 26.391+22 28 03.46 ~8JEo 19.27GVNEOCPU68
ST26H65 C2026 08 19.48148421 00 46.141+22 22 27.30 ~8JF5x18.85GVNEOCPU74
ST26H65 C2026 08 19.48415721 00 50.399+22 21 10.02 ~8JF5 18.85GVNEOCPU74
ST26H65 KC2026 08 19.86621621 11 08.842+19 29 57.23 ~8JMZ 18.8 GXNEOCPL18
ST26H65 KC2026 08 19.87644621 11 22.918+19 25 37.60 ~8JMZ 18.7 GXNEOCPL18
ST26H65 KB2026 08 19.88038421 11 34.015+19 23 49.09 ~8JMK 19.2 GXNEOCPZ43
ST26H65 KC2026 08 19.88667821 11 37.025+19 21 18.00 ~8JMZ 19.1 GXNEOCPL18
ST26H65 KB2026 08 19.89753921 11 57.665+19 16 37.27 ~8JMK 19.5 GXNEOCPZ43
ST26H65 pC2026 08 19.90082021 11 59.21 +19 15 31.9 ~8JN5 20.2 GXNEOCPL01
ST26H65 pC2026 08 19.90378121 12 03.25 +19 14 18.0 ~8JN5 20.1 GXNEOCPL01
ST26H65 KB2026 08 19.90494621 12 07.841+19 13 31.62 ~8JMK 18.6 GXNEOCPZ43
ST26H65 0B2026 08 19.91259021 12 15.039+19 15 15.30 ~8K8K WNEOCPM21
ST26H65 0B2026 08 19.92440421 12 30.682+19 10 17.72 ~8K8K 20.0 GWNEOCPM21
ST26H65 KC2026 08 20.11116921 16 56.700+17 49 42.02 ~8K3K 19.3 RqNEOCPH36
ST26H65 KC2026 08 20.11907421 17 06.545+17 46 34.43 ~8K3K 19.7 RqNEOCPH36
Station data:
(H36) Sandlot Observatory, Scranton (N38.797718 W95.706550) US/Kansas.
Observer G. Hug. 0.56-m reflector + CCD.
(I41) Palomar Mountain--ZTF (N33.357336 W116.859780) US/California.
Observers B. T. Bolin, Z. T. F. Collaboration. Measurers B. T. Bolin,
Z.-Y. Lin, F. J. Masci. 1.2-m f/2.4 Schmidt.
(L01) Višnjan Observatory, Tičan (N45.290897 E13.749300) Croatia.
Observers K. Korlević, L. Poropat. Measurer K. Korlevic. 1.0-m f/2.9
reflector + CCD.
(L18) QOS Observatory, Zalistci (N48.848292 E26.718280) Ukraine. Observers
O. V. Kravchenko, Y. V. Tanasiychuk. Measurer A. M. Kozhukhov. 0.50-m
f/3.8 reflector + 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.
(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.
(Z43) Landehen (N48.434102 W2.537840) France. Observer C. Ratinaud. 0.25-m
f/4.7 Reflector + CCD.
Orbital elements: ST26H65
Perihelion 2026 Jul 5.174583 +/- 0.0233 TT = 4:11:23.9 (JD 2461226.674583)
Epoch 2026 Aug 20.0 TT = JDT 2461272.5 Earth MOID: 0.0244 Ma: 0.0078
M 18.144015847 +/- 0.06 (J2000 ecliptic) AutoNEOCP
n 0.395937819 +/- 0.00118 Peri. 104.780445 +/- 0.033
a 1.836755679 +/- 0.00365 Node 159.829133 +/- 0.020
e 0.53809817 +/- 0.00102 Incl. 4.655026 +/- 0.011
P 2.489/909.217d H 25.42 G 0.15 U 8.2
q 0.848400802 +/- 0.00021 Q 2.825110556 +/- 0.00749
17 of 18 observations 2026 Aug. 19-20 (19.4 hr); mean residual 0".50
Residuals in arcseconds: 260819 I41 .25+ .55- 260819 L18 .30+ .10+ 260819 L01 .31+ .07- 260819 I41 .02- .20+ 260819 L18 .58- .34+ 260819 Z43 .07- .12+ 260819 U68 .87+ .47+ 260819 Z43 .39+ .40+ 260819 M21 .61+ .12+ 260819 U68 .97- .00 260819 L18 .18- .16+ 260819 M21 .16+ .42- 260819 U74( 2.4+ .41+) 260819 Z43 .28- .03- 260820 H36 .75+ .87+ 260819 U74 .39- .03- 260819 L01 .14+ .71- 260820 H36 1.3- .81- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 08 20 11 21 23 58.308 +15 40 17.06 .03813 1.0452 150.7 19.7 .636 125 2026 08 20 12 21 24 46.466 +15 25 23.91 .03838 1.0455 151.0 19.7 .685 125 2026 08 20 13 21 25 33.904 +15 10 41.31 .03862 1.0458 151.3 19.7 .734 125 2026 08 20 14 21 26 20.638 +14 56 09.15 .03887 1.0461 151.5 19.7 .785 125 2026 08 20 15 21 27 06.682 +14 41 47.30 .03911 1.0464 151.8 19.7 .836 126 2026 08 20 16 21 27 52.050 +14 27 35.63 .03936 1.0467 152.1 19.7 .888 126 2026 08 20 17 21 28 36.757 +14 13 34.03 .03961 1.0470 152.4 19.7 .940 126 2026 08 20 18 21 29 20.815 +13 59 42.37 .03986 1.0473 152.7 19.7 0.99 126 2026 08 20 19 21 30 04.238 +13 46 00.53 .04011 1.0476 152.9 19.7 1.05 126 2026 08 20 20 21 30 47.038 +13 32 28.37 .04037 1.0479 153.2 19.7 1.10 127 2026 08 20 21 21 31 29.229 +13 19 05.79 .04062 1.0482 153.5 19.7 1.16 127 2026 08 20 22 21 32 10.821 +13 05 52.65 .04087 1.0485 153.7 19.7 1.21 127 2026 08 20 23 21 32 51.827 +12 52 48.84 .04113 1.0488 154.0 19.8 1.27 127 2026 08 21 00 21 33 32.259 +12 39 54.23 .04139 1.0491 154.2 19.8 1.32 127 2026 08 21 01 21 34 12.127 +12 27 08.71 .04164 1.0494 154.5 19.8 1.38 128 2026 08 21 02 21 34 51.443 +12 14 32.15 .04190 1.0497 154.7 19.8 1.44 128 2026 08 21 03 21 35 30.218 +12 02 04.43 .04216 1.0500 155.0 19.8 1.49 128 2026 08 21 04 21 36 08.461 +11 49 45.45 .04242 1.0503 155.2 19.8 1.55 128 2026 08 21 05 21 36 46.184 +11 37 35.07 .04268 1.0507 155.5 19.8 1.61 128 2026 08 21 06 21 37 23.396 +11 25 33.19 .04294 1.0510 155.7 19.8 1.67 128 2026 08 21 07 21 38 00.106 +11 13 39.69 .04321 1.0513 155.9 19.8 1.73 129 2026 08 21 08 21 38 36.325 +11 01 54.46 .04347 1.0516 156.2 19.8 1.78 129 2026 08 21 09 21 39 12.062 +10 50 17.38 .04374 1.0519 156.4 19.8 1.84 129 2026 08 21 10 21 39 47.326 +10 38 48.34 .04400 1.0522 156.6 19.8 1.90 129 2026 08 21 11 21 40 22.125 +10 27 27.24 .04427 1.0525 156.8 19.8 1.96 129 2026 08 21 12 21 40 56.468 +10 16 13.95 .04453 1.0528 157.0 19.8 2.02 129 2026 08 21 13 21 41 30.364 +10 05 08.39 .04480 1.0531 157.3 19.8 2.08 130 2026 08 21 14 21 42 03.821 +09 54 10.43 .04507 1.0534 157.5 19.9 2.14 130 2026 08 21 15 21 42 36.847 +09 43 19.97 .04534 1.0537 157.7 19.9 2.19 130 2026 08 21 16 21 43 09.450 +09 32 36.92 .04561 1.0540 157.9 19.9 2.25 130 2026 08 21 17 21 43 41.638 +09 22 01.16 .04588 1.0543 158.1 19.9 2.31 130 2026 08 21 18 21 44 13.417 +09 11 32.59 .04615 1.0546 158.3 19.9 2.37 130 2026 08 21 19 21 44 44.796 +09 01 11.11 .04642 1.0549 158.5 19.9 2.43 130 2026 08 21 20 21 45 15.782 +08 50 56.64 .04669 1.0552 158.7 19.9 2.49 130 2026 08 21 21 21 45 46.381 +08 40 49.05 .04697 1.0555 158.9 19.9 2.55 131 2026 08 21 22 21 46 16.600 +08 30 48.27 .04724 1.0558 159.1 19.9 2.61 131 2026 08 21 23 21 46 46.447 +08 20 54.20 .04752 1.0561 159.3 19.9 2.66 131 2026 08 22 00 21 47 15.927 +08 11 06.73 .04779 1.0564 159.5 19.9 2.72 131 2026 08 22 01 21 47 45.048 +08 01 25.78 .04807 1.0567 159.7 19.9 2.78 131 2026 08 22 02 21 48 13.814 +07 51 51.26 .04834 1.0570 159.8 19.9 2.84 131 2026 08 22 03 21 48 42.234 +07 42 23.08 .04862 1.0573 160.0 19.9 2.90 131 2026 08 22 04 21 49 10.312 +07 33 01.14 .04890 1.0576 160.2 20.0 2.95 131 2026 08 22 05 21 49 38.054 +07 23 45.36 .04918 1.0579 160.4 20.0 3.01 131 2026 08 22 06 21 50 05.466 +07 14 35.66 .04945 1.0582 160.6 20.0 3.07 132 2026 08 22 07 21 50 32.554 +07 05 31.94 .04973 1.0585 160.7 20.0 3.13 132 2026 08 22 08 21 50 59.323 +06 56 34.13 .05001 1.0588 160.9 20.0 3.18 132 2026 08 22 09 21 51 25.778 +06 47 42.14 .05029 1.0591 161.1 20.0 3.24 132 2026 08 22 10 21 51 51.925 +06 38 55.89 .05058 1.0594 161.3 20.0 3.30 132