"Pseudo-MPEC" for ST26F57
Created 2026 Jun 17 18:35:09 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
ST26F57* C2026 06 17.25417717 19 24.768+15 22 44.64 ~6H85 19.34GVNEOCPU68
ST26F57 C2026 06 17.25751817 19 27.703+15 20 38.93 ~6H85 19.34GVNEOCPU68
ST26F57 C2026 06 17.27012217 19 38.747+15 12 42.55 ~6H8K 19.02GVNEOCPU74
ST26F57 C2026 06 17.27145817 19 39.898+15 11 52.82 ~6H8K 19.02GVNEOCPU74
ST26F57 C2026 06 17.36884417 20 57.184+14 12 22.23 ~6H9o 19.5 GWNEOCPH01
ST26F57 C2026 06 17.37532017 21 02.534+14 08 29.18 ~6H9o 19.5 GWNEOCPH01
ST26F57 C2026 06 17.37814017 21 09.102+14 06 36.79 ~6H9Z 19.31GVNEOCPU74
ST26F57 C2026 06 17.38148117 21 11.813+14 04 37.31 ~6H9Z 19.31GVNEOCPU74
ST26F57 C2026 06 17.38917217 21 13.964+14 00 12.42 ~6H9o 19.2 GWNEOCPH01
ST26F57 C2026 06 17.39360217 21 17.625+13 57 34.07 ~6H9o 19.9 GWNEOCPH01
ST26F57 KC2026 06 17.50737017 23 12.910+12 59 41.35 ~6HCo 19.4 GWNEOCP474
ST26F57 KC2026 06 17.51029417 23 15.101+12 58 03.79 ~6HCo 19.6 GWNEOCP474
ST26F57 KC2026 06 17.51322717 23 17.340+12 56 26.38 ~6HCo 20.3 GWNEOCP474
ST26F57 KC2026 06 17.51616217 23 19.474+12 54 47.92 ~6HCo 19.3 GWNEOCP474
ST26F57 KC2026 06 17.51908417 23 21.612+12 53 11.36 ~6HCo 19.7 GWNEOCP474
Station data:
(474) Mount John Observatory, Lake Tekapo (S43.987385 E170.464960) New
Zealand. Observers A. C. Gilmore, P. M. Kilmartin. Measurer P. M.
Kilmartin. 1.0-m f/7.7 reflector + CCD.
(H01) Magdalena Ridge Observatory, Socorro (N33.984833 W107.189333) US/New
Mexico. Observers W. H. Ryan, E. V. Ryan. Measurer W. H. Ryan. 2.4-m
f/8.9 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.
Orbital elements: ST26F57
Perihelion 2026 Apr 25.194434 +/- 0.021 TT = 4:39:59.1 (JD 2461155.694434)
Epoch 2026 Jun 17.0 TT = JDT 2461208.5 Earth MOID: 0.0128 Ve: 0.0772
M 27.460940848 +/- 0.059 Ma: 0.0259 AutoNEOCP
n 0.520038756 +/- 0.000931 Peri. 308.701035 +/- 0.39
a 1.531483215 +/- 0.00183 Node 240.646991 +/- 0.36
e 0.49528247 +/- 0.00092 Incl. 1.902955 +/- 0.026
P 1.895/692.243d H 26.25 G 0.15 U 8.1
q 0.772966413 +/- 0.000511 Q 2.290000018 +/- 0.00413 (J2000 ecliptic)
From 15 observations 2026 June 17 (6.4 hr); mean residual 0".30
Residuals in arcseconds: 260617 U68 .10- .21- 260617 H01 .03- .12+ 260617 474 .15+ .39- 260617 U68 .19- .53+ 260617 U74 .01+ .00 260617 474 .11+ .20- 260617 U74 .30+ .51- 260617 U74 .16- .16+ 260617 474 .73+ .32+ 260617 U74 .18+ .01- 260617 H01 .01+ .10+ 260617 474 .15- .28- 260617 H01 .09- .16- 260617 H01 .11+ .06- 260617 474 .77- .46+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 06 17 19 17 26 57.714 +10 27 30.03 .02667 1.0381 145.9 19.9 2.19 161 2026 06 17 20 17 27 27.857 +10 07 36.74 .02695 1.0385 146.3 19.9 2.57 161 2026 06 17 21 17 27 57.328 +09 48 07.44 .02723 1.0388 146.6 19.9 2.97 161 2026 06 17 22 17 28 26.148 +09 29 01.52 .02750 1.0391 146.9 19.9 3.38 161 2026 06 17 23 17 28 54.340 +09 10 18.35 .02778 1.0394 147.2 19.9 3.81 161 2026 06 18 00 17 29 21.922 +08 51 57.33 .02806 1.0398 147.5 19.9 4.26 161 2026 06 18 01 17 29 48.914 +08 33 57.90 .02835 1.0401 147.8 19.9 4.72 161 2026 06 18 02 17 30 15.335 +08 16 19.48 .02863 1.0404 148.1 20.0 5.20 161 2026 06 18 03 17 30 41.203 +07 59 01.54 .02891 1.0407 148.4 20.0 5.68 161 2026 06 18 04 17 31 06.535 +07 42 03.53 .02920 1.0410 148.7 20.0 6.18 161 2026 06 18 05 17 31 31.346 +07 25 24.96 .02948 1.0414 149.0 20.0 6.69 161 2026 06 18 06 17 31 55.654 +07 09 05.31 .02977 1.0417 149.3 20.0 7.20 161 2026 06 18 07 17 32 19.472 +06 53 04.11 .03005 1.0420 149.5 20.0 7.72 161 2026 06 18 08 17 32 42.816 +06 37 20.89 .03034 1.0423 149.8 20.0 8.25 161 2026 06 18 09 17 33 05.699 +06 21 55.18 .03063 1.0426 150.1 20.0 8.79 161 2026 06 18 10 17 33 28.134 +06 06 46.55 .03092 1.0430 150.3 20.1 9.33 161 2026 06 18 11 17 33 50.136 +05 51 54.56 .03121 1.0433 150.6 20.1 9.88 161 2026 06 18 12 17 34 11.715 +05 37 18.81 .03150 1.0436 150.8 20.1 10.4 161 2026 06 18 13 17 34 32.885 +05 22 58.88 .03179 1.0439 151.1 20.1 11.0 161 2026 06 18 14 17 34 53.655 +05 08 54.38 .03208 1.0443 151.3 20.1 11.5 161 2026 06 18 15 17 35 14.039 +04 55 04.93 .03237 1.0446 151.5 20.1 12.1 161 2026 06 18 16 17 35 34.046 +04 41 30.17 .03266 1.0449 151.8 20.1 12.7 161 2026 06 18 17 17 35 53.686 +04 28 09.72 .03296 1.0452 152.0 20.2 13.2 161 2026 06 18 18 17 36 12.970 +04 15 03.25 .03325 1.0456 152.2 20.2 13.8 161 2026 06 18 19 17 36 31.907 +04 02 10.42 .03354 1.0459 152.4 20.2 14.4 161 2026 06 18 20 17 36 50.506 +03 49 30.89 .03384 1.0462 152.6 20.2 14.9 161 2026 06 18 21 17 37 08.776 +03 37 04.35 .03414 1.0465 152.8 20.2 15.5 161 2026 06 18 22 17 37 26.726 +03 24 50.49 .03443 1.0468 153.0 20.2 16.1 161 2026 06 18 23 17 37 44.364 +03 12 49.00 .03473 1.0472 153.2 20.2 16.7 161 2026 06 19 00 17 38 01.699 +03 00 59.60 .03502 1.0475 153.4 20.3 17.2 161 2026 06 19 01 17 38 18.737 +02 49 22.00 .03532 1.0478 153.6 20.3 17.8 161 2026 06 19 02 17 38 35.487 +02 37 55.93 .03562 1.0481 153.8 20.3 18.4 161 2026 06 19 03 17 38 51.955 +02 26 41.11 .03592 1.0485 154.0 20.3 18.9 161 2026 06 19 04 17 39 08.149 +02 15 37.30 .03622 1.0488 154.2 20.3 19.5 161 2026 06 19 05 17 39 24.075 +02 04 44.23 .03652 1.0491 154.4 20.3 20.0 161 2026 06 19 06 17 39 39.741 +01 54 01.65 .03682 1.0494 154.6 20.3 20.6 161 2026 06 19 07 17 39 55.151 +01 43 29.35 .03712 1.0497 154.7 20.3 21.2 161 2026 06 19 08 17 40 10.313 +01 33 07.07 .03742 1.0501 154.9 20.4 21.7 161 2026 06 19 09 17 40 25.233 +01 22 54.59 .03772 1.0504 155.1 20.4 22.3 161 2026 06 19 10 17 40 39.916 +01 12 51.70 .03802 1.0507 155.3 20.4 22.8 161 2026 06 19 11 17 40 54.367 +01 02 58.18 .03832 1.0510 155.4 20.4 23.4 161 2026 06 19 12 17 41 08.593 +00 53 13.82 .03862 1.0514 155.6 20.4 23.9 161 2026 06 19 13 17 41 22.598 +00 43 38.43 .03892 1.0517 155.7 20.4 24.5 161 2026 06 19 14 17 41 36.388 +00 34 11.81 .03923 1.0520 155.9 20.4 25.0 161 2026 06 19 15 17 41 49.967 +00 24 53.76 .03953 1.0523 156.1 20.4 25.6 161 2026 06 19 16 17 42 03.340 +00 15 44.10 .03983 1.0527 156.2 20.5 26.1 161 2026 06 19 17 17 42 16.513 +00 06 42.66 .04014 1.0530 156.4 20.5 26.6 161 2026 06 19 18 17 42 29.488 -00 02 10.75 .04044 1.0533 156.5 20.5 27.1 161