"Pseudo-MPEC" for 6HL3721
Created 2026 Aug 24 0:35:05 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
6HL3721*KC2026 08 22.10263 20 20 15.21 -23 28 05.0 ~8M45 18.8 GVNEOCPW94
6HL3721 KC2026 08 22.10885 20 20 19.33 -23 28 17.7 ~8M45 18.8 GVNEOCPW94
6HL3721 KC2026 08 22.11505 20 20 23.30 -23 28 29.1 ~8M45 18.9 GVNEOCPW94
6HL3721 4C2026 08 22.17867 20 21 04.72 -23 30 26.9 ~8M5Z qNEOCPW97
6HL3721 4C2026 08 22.18454 20 21 08.63 -23 30 36.6 ~8M5Z 19.6 VqNEOCPW97
6HL3721 4C2026 08 22.19040 20 21 12.60 -23 30 47.2 ~8M5Z 19.8 VqNEOCPW97
6HL3721 4C2026 08 22.19864 20 21 18.01 -23 31 00.4 ~8M6Z qNEOCPW97
6HL3721 4C2026 08 22.20452 20 21 22.00 -23 31 11.0 ~8M6Z 19.3 VqNEOCPW97
6HL3721 4C2026 08 22.21041 20 21 26.01 -23 31 21.2 ~8M6Z qNEOCPW97
6HL3721 KC2026 08 22.21281820 21 35.431-23 35 19.43 ~8M5o 19.7 VZNEOCPH36
6HL3721 4C2026 08 22.21900 20 21 31.82 -23 31 34.5 ~8M6Z 18.8 VqNEOCPW97
6HL3721 KC2026 08 22.22394620 21 43.018-23 35 40.42 ~8M5o 19.6 VZNEOCPH36
6HL3721 4C2026 08 22.22490 20 21 35.85 -23 31 43.6 ~8M6Z 19.1 VqNEOCPW97
6HL3721 4C2026 08 22.23078 20 21 39.96 -23 31 52.6 ~8M6Z 19.4 VqNEOCPW97
6HL3721 0B2026 08 22.91223420 31 40.892-24 00 03.94 ~8N15 WNEOCP204
6HL3721 0B2026 08 22.92670320 31 53.627-24 00 35.50 ~8N15 19.7 GWNEOCP204
6HL3721 IB2026 08 22.96664020 32 28.030-24 01 57.36 ~8N1K 18.7 GXNEOCP595
6HL3721 IB2026 08 22.98295720 32 42.895-24 02 30.52 ~8N1K 18.6 GXNEOCP595
6HL3721 |C2026 08 22.98641020 33 07.970-23 57 11.70 ~8N0Z 19.7 GVNEOCP807
6HL3721 |C2026 08 22.99424020 33 15.230-23 57 33.40 ~8N0Z 20.0 GVNEOCP807
6HL3721 |C2026 08 22.99816220 33 18.910-23 57 43.90 ~8N0Z 19.1 GVNEOCP807
6HL3721 KB2026 08 23.29619920 38 16.709-24 14 28.32 ~8NCo 19.2 GVNEOCPU52
6HL3721 KB2026 08 23.30805020 38 28.637-24 14 55.07 ~8NCo 19.2 GVNEOCPU52
6HL3721 |C2026 08 23.97237020 52 47.530-24 34 48.70 ~8O0Z 18.5 GVNEOCP807
6HL3721 |C2026 08 23.97674020 52 53.540-24 35 02.10 ~8O0Z 19.3 GVNEOCP807
6HL3721 |C2026 08 23.98110420 52 59.530-24 35 15.00 ~8O0Z 19.2 GVNEOCP807
Station data:
(204) Schiaparelli Observatory (N45.868292 E8.769720) Italy. Observer L.
Buzzi. 0.84-m f/3.5 reflector + CCD.
(595) Farra d'Isonzo (N45.915731 E13.525780) Italy. Observers S. Aschi, E.
Pettarin, G. Panterotto. Measurers S. Aschi, E. Pettarin. 0.40-m f/5.15
reflector + CCD.
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + CCD.
(H36) Sandlot Observatory, Scranton (N38.797718 W95.706550) US/Kansas.
Observer G. Hug. 0.56-m 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: 6HL3721
Perihelion 2026 Sep 17.162955 +/- 0.00341 TT = 3:54:39.2 (JD 2461300.662955)
Epoch 2026 Aug 23.0 TT = JDT 2461275.5 Earth MOID: 0.0056 Ma: 0.0533
M 353.887778338 +/- 0.012 (J2000 ecliptic) AutoNEOCP
n 0.242905563 +/- 0.000468 Peri. 219.052551 +/- 0.0038
a 2.543964665 +/- 0.00327 Node 140.930658 +/- 0.0020
e 0.61391758 +/- 0.000502 Incl. 1.071184 +/- 0.0006
P 4.05758 H 25.65 G 0.15 U 7.6
q 0.982180028 +/- 1.68e-5 Q 4.105749302 +/- 0.00656
From 26 observations 2026 Aug. 22-23 (45.1 hr); mean residual 0".46
Residuals in arcseconds: 260822 W94 1.1- .57+ 260822 H36 .10- .27- 260822 807 .77- .61+ 260822 W94 .66+ .11+ 260822 W97 .28- .34- 260822 807 .71- .15- 260822 W94 .48+ .79+ 260822 H36 .17- .11+ 260822 807 .01- .21- 260822 W97 .17+ .23- 260822 W97 .49- .04+ 260823 U52 .58+ .17+ 260822 W97 .33+ .19+ 260822 W97 .30+ .41+ 260823 U52 .47+ .10+ 260822 W97 1.2+ .41- 260822 204 .33+ .39- 260823 807 .53- .06+ 260822 W97 .37- .28+ 260822 204 .24+ .21- 260823 807 .03- .06- 260822 W97 .01+ .53- 260822 595 .79- .05+ 260823 807 .36+ .26+ 260822 W97 .30+ 1.0- 260822 595 .03+ .41- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 08 24 01 20 54 08.717 -24 39 11.45 .02558 1.0348 157.5 18.8 .189 107 2026 08 24 02 20 55 10.296 -24 40 51.24 .02538 1.0346 157.7 18.8 .200 106 2026 08 24 03 20 56 12.904 -24 42 30.97 .02517 1.0344 157.8 18.8 .211 105 2026 08 24 04 20 57 16.565 -24 44 10.60 .02497 1.0342 157.9 18.8 .222 104 2026 08 24 05 20 58 21.301 -24 45 50.07 .02477 1.0341 158.1 18.7 .235 103 2026 08 24 06 20 59 27.139 -24 47 29.34 .02457 1.0339 158.2 18.7 .247 103 2026 08 24 07 21 00 34.101 -24 49 08.34 .02437 1.0337 158.4 18.7 .260 102 2026 08 24 08 21 01 42.214 -24 50 47.02 .02417 1.0335 158.5 18.7 .274 101 2026 08 24 09 21 02 51.504 -24 52 25.30 .02397 1.0334 158.7 18.6 .288 101 2026 08 24 10 21 04 01.997 -24 54 03.13 .02377 1.0332 158.9 18.6 .303 100 2026 08 24 11 21 05 13.720 -24 55 40.43 .02357 1.0330 159.0 18.6 .318 99 2026 08 24 12 21 06 26.703 -24 57 17.12 .02337 1.0329 159.2 18.6 .334 99 2026 08 24 13 21 07 40.973 -24 58 53.12 .02317 1.0327 159.4 18.5 .351 98 2026 08 24 14 21 08 56.561 -25 00 28.34 .02297 1.0325 159.5 18.5 .368 98 2026 08 24 15 21 10 13.496 -25 02 02.70 .02278 1.0323 159.7 18.5 .386 97 2026 08 24 16 21 11 31.810 -25 03 36.09 .02258 1.0322 159.9 18.5 .405 97 2026 08 24 17 21 12 51.534 -25 05 08.42 .02238 1.0320 160.0 18.5 .425 97 2026 08 24 18 21 14 12.700 -25 06 39.58 .02219 1.0318 160.2 18.4 .445 96 2026 08 24 19 21 15 35.343 -25 08 09.45 .02199 1.0317 160.4 18.4 .466 96 2026 08 24 20 21 16 59.495 -25 09 37.90 .02180 1.0315 160.6 18.4 .488 95 2026 08 24 21 21 18 25.193 -25 11 04.82 .02161 1.0313 160.7 18.4 .510 95 2026 08 24 22 21 19 52.471 -25 12 30.07 .02142 1.0311 160.9 18.3 .534 95 2026 08 24 23 21 21 21.366 -25 13 53.50 .02122 1.0310 161.1 18.3 .558 94 2026 08 25 00 21 22 51.916 -25 15 14.96 .02103 1.0308 161.3 18.3 .583 94 2026 08 25 01 21 24 24.158 -25 16 34.29 .02084 1.0306 161.5 18.2 .610 94 2026 08 25 02 21 25 58.131 -25 17 51.33 .02066 1.0305 161.6 18.2 .637 93 2026 08 25 03 21 27 33.876 -25 19 05.90 .02047 1.0303 161.8 18.2 .665 93 2026 08 25 04 21 29 11.432 -25 20 17.80 .02028 1.0301 162.0 18.2 .695 93 2026 08 25 05 21 30 50.841 -25 21 26.84 .02009 1.0300 162.2 18.1 .725 93 2026 08 25 06 21 32 32.146 -25 22 32.82 .01991 1.0298 162.4 18.1 .757 92 2026 08 25 07 21 34 15.389 -25 23 35.50 .01972 1.0296 162.5 18.1 .789 92 2026 08 25 08 21 36 00.613 -25 24 34.67 .01954 1.0295 162.7 18.1 .823 92 2026 08 25 09 21 37 47.864 -25 25 30.07 .01936 1.0293 162.9 18.0 .858 91 2026 08 25 10 21 39 37.187 -25 26 21.45 .01917 1.0291 163.1 18.0 .895 91 2026 08 25 11 21 41 28.627 -25 27 08.53 .01899 1.0290 163.3 18.0 .933 91 2026 08 25 12 21 43 22.231 -25 27 51.04 .01881 1.0288 163.4 18.0 .972 91 2026 08 25 13 21 45 18.047 -25 28 28.67 .01863 1.0286 163.6 17.9 1.01 90 2026 08 25 14 21 47 16.122 -25 29 01.11 .01846 1.0285 163.8 17.9 1.05 90 2026 08 25 15 21 49 16.505 -25 29 28.02 .01828 1.0283 163.9 17.9 1.10 90 2026 08 25 16 21 51 19.244 -25 29 49.07 .01810 1.0281 164.1 17.9 1.14 89 2026 08 25 17 21 53 24.389 -25 30 03.88 .01793 1.0280 164.2 17.8 1.19 89 2026 08 25 18 21 55 31.989 -25 30 12.07 .01776 1.0278 164.4 17.8 1.24 89 2026 08 25 19 21 57 42.095 -25 30 13.25 .01759 1.0276 164.5 17.8 1.29 89 2026 08 25 20 21 59 54.756 -25 30 06.98 .01742 1.0275 164.6 17.7 1.34 88 2026 08 25 21 22 02 10.023 -25 29 52.85 .01725 1.0273 164.7 17.7 1.39 88 2026 08 25 22 22 04 27.945 -25 29 30.37 .01708 1.0272 164.8 17.7 1.45 88 2026 08 25 23 22 06 48.573 -25 28 59.08 .01691 1.0270 164.9 17.7 1.51 87 2026 08 26 00 22 09 11.957 -25 28 18.47 .01675 1.0268 165.0 17.6 1.57 87