"Pseudo-MPEC" for 6HI2621
Created 2026 Aug 20 18:35:03 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
6HI2621*KC2026 08 19.32300 01 08 29.86 -13 33 09.0 ~8J95 19.4 GVNEOCPW94
6HI2621 KC2026 08 19.32924 01 08 24.49 -13 32 17.6 ~8J95 19.3 GVNEOCPW94
6HI2621 KC2026 08 19.33549 01 08 19.11 -13 31 25.7 ~8J95 VNEOCPW94
6HI2621 4C2026 08 19.38846 01 07 34.08 -13 24 05.5 ~8JA5 qNEOCPW97
6HI2621 4C2026 08 19.39428 01 07 29.21 -13 23 17.4 ~8JA5 19.9 VqNEOCPW97
6HI2621 4C2026 08 19.40012 01 07 24.29 -13 22 28.7 ~8JA5 qNEOCPW97
6HI2621 4C2026 08 19.40834 01 07 17.38 -13 21 19.9 ~8JAZ qNEOCPW97
6HI2621 4C2026 08 19.41417 01 07 12.51 -13 20 31.5 ~8JAZ 19.4 VqNEOCPW97
6HI2621 4C2026 08 19.42001 01 07 07.60 -13 19 43.0 ~8JAZ 18.9 VqNEOCPW97
6HI2621 KC2026 08 19.58711701 05 08.052-12 56 11.51 ~8JEZ 19.7 GWNEOCP474
6HI2621 KC2026 08 19.58842801 05 06.998-12 56 01.00 ~8JEZ 19.6 GWNEOCP474
6HI2621 KC2026 08 19.59235801 05 03.816-12 55 29.68 ~8JEZ 19.8 GWNEOCP474
6HI2621 KC2026 08 19.59366701 05 02.762-12 55 19.09 ~8JEZ 19.7 GWNEOCP474
6HI2621 1B2026 08 19.96268901 00 31.781-12 07 30.04 ~8K4K 19.7 VZNEOCPM49
6HI2621 1B2026 08 19.96760601 00 27.946-12 06 52.88 ~8K4K 19.7 VZNEOCPM49
6HI2621 KC2026 08 19.97874501 00 18.17 -12 08 12.6 ~8K05 XNEOCPL01
6HI2621 KC2026 08 19.98147801 00 16.14 -12 07 50.9 ~8K05 19.6 GXNEOCPL01
6HI2621 KC2026 08 19.98309901 00 14.87 -12 07 39.1 ~8K05 19.5 GXNEOCPL01
6HI2621 4C2026 08 20.27673 00 56 43.75 -11 27 45.9 ~8K7Z 19.9 VqNEOCPW97
6HI2621 4C2026 08 20.28258 00 56 39.34 -11 27 02.5 ~8K7Z 19.6 VqNEOCPW97
6HI2621 4C2026 08 20.28842 00 56 34.93 -11 26 18.8 ~8K7Z qNEOCPW97
6HI2621 KB2026 08 20.41686500 55 06.919-11 12 57.42 ~8KDK 18.9 GVNEOCPU52
6HI2621 KB2026 08 20.43644600 54 52.579-11 10 33.82 ~8KDK 19.4 GVNEOCPU52
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.
(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.
(M49) IAS Remote Observatory, Hakos (S23.236549 E16.361720) Namibia.
Observers D. Husar, M. Junius. Measurer D. Husar. 0.25-m f/4.6 reflector +
CCD.
(U52) Shasta Valley Observatory, Grenada (N41.579164 W122.549000)
US/California. Observer J. E. Rogers. Measurers J. E. Rogers, D. Parrott.
0.30-m Helin Telescope + CCD.
(W94) AMACS1, San Pedro de Atacama (S22.953074 W68.179810) Chile. Observers
A. Maury, G. Attard. Measurers A. Maury, G. Attard, D. Parrott. 0.28-m
f/2.2 Schmidt + CCD.
(W97) Atacama Desert Observatory, San Pedro de Atacama (S22.953413
W68.179760) Chile.
Orbital elements: 6HI2621
Perihelion 2026 Jul 3.758670 +/- 0.0218 TT = 18:12:29.0 (JD 2461225.258670)
Epoch 2026 Aug 20.0 TT = JDT 2461272.5 Earth MOID: 0.0302 Ma: 0.0096
M 26.181643561 +/- 0.041 (J2000 ecliptic) AutoNEOCP
n 0.554210552 +/- 0.000666 Peri. 296.081515 +/- 0.013
a 1.467865248 +/- 0.00118 Node 336.633069 +/- 0.0054
e 0.36782500 +/- 0.000559 Incl. 6.296681 +/- 0.009
P 1.778/649.560d H 24.21 G 0.15 U 7.8
q 0.927947712 +/- 9.17e-5 Q 2.007782784 +/- 0.00243
From 23 observations 2026 Aug. 19-20 (26.7 hr); mean residual 0".24
Residuals in arcseconds: 260819 W94 .44+ .02+ 260819 W97 .35- .21+ 260819 L01 .51+ .46+ 260819 W94 .03+ .27- 260819 474 .07+ .17- 260819 L01 .00 .13- 260819 W94 .46- .16- 260819 474 .16+ .13- 260820 W97 .40- .07- 260819 W97 .43- .24+ 260819 474 .10+ .19- 260820 W97 .09- .23- 260819 W97 .13+ .06- 260819 474 .17+ .05- 260820 W97 .10+ .03- 260819 W97 .07+ .06+ 260819 M49 .14+ .29+ 260820 U52 .06+ .09+ 260819 W97 .06- .45+ 260819 M49 .40- .01+ 260820 U52 .07+ .05- 260819 W97 .11+ .33+ 260819 L01 .25- .34- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 08 20 19 00 50 53.879 -10 25 49.37 .05836 1.0557 137.7 19.7 .050 14 2026 08 20 20 00 50 26.748 -10 20 55.31 .05851 1.0559 137.9 19.7 .049 27 2026 08 20 21 00 49 59.759 -10 16 02.61 .05866 1.0561 138.0 19.7 .051 40 2026 08 20 22 00 49 32.911 -10 11 11.27 .05881 1.0563 138.1 19.7 .056 53 2026 08 20 23 00 49 06.204 -10 06 21.29 .05896 1.0565 138.3 19.7 .063 64 2026 08 21 00 00 48 39.637 -10 01 32.66 .05911 1.0567 138.4 19.8 .072 72 2026 08 21 01 00 48 13.208 -09 56 45.37 .05926 1.0569 138.6 19.8 .083 79 2026 08 21 02 00 47 46.917 -09 51 59.42 .05941 1.0570 138.7 19.8 .095 85 2026 08 21 03 00 47 20.763 -09 47 14.81 .05956 1.0572 138.8 19.8 .109 89 2026 08 21 04 00 46 54.744 -09 42 31.53 .05971 1.0574 139.0 19.8 .123 93 2026 08 21 05 00 46 28.860 -09 37 49.58 .05986 1.0576 139.1 19.8 .138 96 2026 08 21 06 00 46 03.111 -09 33 08.94 .06001 1.0578 139.2 19.8 .154 98 2026 08 21 07 00 45 37.494 -09 28 29.63 .06017 1.0580 139.3 19.8 .171 100 2026 08 21 08 00 45 12.010 -09 23 51.63 .06032 1.0582 139.5 19.8 .188 102 2026 08 21 09 00 44 46.656 -09 19 14.93 .06047 1.0584 139.6 19.8 .206 104 2026 08 21 10 00 44 21.433 -09 14 39.54 .06063 1.0586 139.7 19.8 .225 105 2026 08 21 11 00 43 56.340 -09 10 05.44 .06078 1.0588 139.9 19.8 .244 106 2026 08 21 12 00 43 31.375 -09 05 32.64 .06093 1.0590 140.0 19.8 .264 107 2026 08 21 13 00 43 06.537 -09 01 01.12 .06109 1.0592 140.1 19.8 .284 108 2026 08 21 14 00 42 41.827 -08 56 30.89 .06124 1.0594 140.3 19.8 .304 109 2026 08 21 15 00 42 17.242 -08 52 01.93 .06140 1.0596 140.4 19.8 .326 110 2026 08 21 16 00 41 52.782 -08 47 34.25 .06155 1.0598 140.5 19.8 .347 111 2026 08 21 17 00 41 28.447 -08 43 07.83 .06171 1.0600 140.6 19.8 .369 111 2026 08 21 18 00 41 04.235 -08 38 42.68 .06186 1.0602 140.8 19.8 .392 112 2026 08 21 19 00 40 40.145 -08 34 18.78 .06202 1.0604 140.9 19.8 .415 112 2026 08 21 20 00 40 16.177 -08 29 56.13 .06218 1.0606 141.0 19.8 .438 113 2026 08 21 21 00 39 52.330 -08 25 34.73 .06233 1.0608 141.1 19.8 .462 113 2026 08 21 22 00 39 28.603 -08 21 14.58 .06249 1.0610 141.3 19.8 .487 114 2026 08 21 23 00 39 04.995 -08 16 55.65 .06265 1.0612 141.4 19.8 .511 114 2026 08 22 00 00 38 41.506 -08 12 37.96 .06281 1.0614 141.5 19.8 .537 114 2026 08 22 01 00 38 18.134 -08 08 21.50 .06296 1.0616 141.6 19.8 .562 115 2026 08 22 02 00 37 54.879 -08 04 06.25 .06312 1.0618 141.7 19.8 .588 115 2026 08 22 03 00 37 31.740 -07 59 52.22 .06328 1.0620 141.9 19.8 .614 115 2026 08 22 04 00 37 08.716 -07 55 39.41 .06344 1.0622 142.0 19.8 .641 116 2026 08 22 05 00 36 45.807 -07 51 27.79 .06360 1.0624 142.1 19.8 .668 116 2026 08 22 06 00 36 23.011 -07 47 17.38 .06376 1.0626 142.2 19.8 .695 116 2026 08 22 07 00 36 00.328 -07 43 08.16 .06392 1.0628 142.3 19.8 .723 117 2026 08 22 08 00 35 37.757 -07 39 00.13 .06408 1.0630 142.5 19.8 .751 117 2026 08 22 09 00 35 15.298 -07 34 53.28 .06424 1.0632 142.6 19.8 .780 117 2026 08 22 10 00 34 52.949 -07 30 47.61 .06440 1.0634 142.7 19.8 .808 117 2026 08 22 11 00 34 30.710 -07 26 43.12 .06456 1.0636 142.8 19.8 .837 117 2026 08 22 12 00 34 08.581 -07 22 39.79 .06472 1.0638 142.9 19.8 .867 118 2026 08 22 13 00 33 46.559 -07 18 37.63 .06489 1.0640 143.1 19.8 .896 118 2026 08 22 14 00 33 24.645 -07 14 36.62 .06505 1.0642 143.2 19.8 .926 118 2026 08 22 15 00 33 02.839 -07 10 36.77 .06521 1.0644 143.3 19.8 .957 118 2026 08 22 16 00 32 41.138 -07 06 38.06 .06537 1.0646 143.4 19.8 .987 118 2026 08 22 17 00 32 19.543 -07 02 40.49 .06553 1.0648 143.5 19.8 1.02 118 2026 08 22 18 00 31 58.053 -06 58 44.06 .06570 1.0650 143.6 19.9 1.05 119