812544 (2005 QC)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7731918435 ± 2.85e-08
Semi-major axis (a)1.8013147386 AU ± 1.71e-09
Inclination (i)13.78722845° ± 9.79e-06
Long. of Asc. Node (Ω)79.85654670° ± 3.84e-05
Arg. of Perihelion (ω)12.28345384° ± 4.05e-05
Mean Anomaly (M)113.94646703° ± 4.93e-06
Mean Motion (n)0.4076879474°/day ± 5.81e-10
Perihelion dist (q)0.40855288 AU ± 5.13e-08
Aphelion dist (Q)3.19407660 AU ± 5.14e-08
Orbital Period2.41759976 yr ± 3.44e-09
Physical Parameters
H (abs. magnitude)18.87
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.338″
Uncertainty0
Orbit TypeApollo
MOID0.200620 AU
Observations Used273
Oppositions12
Arc Total2005-2025
First Observation Used2005-08-22
Last Observation Used2025-06-18
Observations (294)
Date Type RA Dec Mag Band Observatory
2008-05-08 21:15:59 C 11 32 02.89 +38 25 25.0 r 113
2008-05-09 21:28:23 C 11 37 47.65 +36 41 39.5 o B03
2008-05-09 21:34:01 C 11 37 48.89 +36 41 15.8 o B03
2008-05-09 21:39:40 C 11 37 50.11 +36 40 52.2 o B03
2008-05-09 21:45:18 C 11 37 51.38 +36 40 28.3 o B03
2008-05-10 03:30:49 C 11 39 08.93 +36 16 33.6 o H55
2008-05-10 03:34:18 C 11 39 09.68 +36 16 19.1 o H55
2008-05-10 03:37:20 C 11 39 10.35 +36 16 06.5 o H55
2008-05-10 03:40:36 C 11 39 11.03 +36 15 53.0 o H55
2008-05-10 03:43:53 C 11 39 11.75 +36 15 39.3 o H55
2008-05-11 07:28:57 C 11 45 01.34 +34 24 04.5 r F85
2008-05-11 08:18:08 C 11 45 10.83 +34 20 51.5 r F85
2008-05-11 20:24:15 C 11 47 32.75 +33 33 41.6 c 560
2008-05-11 20:25:28 C 11 47 32.98 +33 33 36.9 c 560
2008-05-11 20:26:43 C 11 47 33.20 +33 33 32.1 c 560
2008-05-12 03:46:59 C 11 48 55.82 +33 05 42.1 o H55
2008-05-12 03:52:53 C 11 48 56.88 +33 05 20.0 o H55
2008-05-12 04:00:51 C 11 48 58.30 +33 04 49.6 o H55
2008-05-13 03:10:16 C 11 53 07.08 +31 39 37.3 o H55
2008-05-13 03:16:10 C 11 53 07.88 +31 39 14.3 o H55
2008-05-13 03:22:02 C 11 53 08.86 +31 38 53.2 o H55
2008-05-15 02:34:14 C 12 00 42.00 +28 56 59.6 o H55
2008-05-15 02:40:16 C 12 00 42.89 +28 56 39.7 o H55
2008-05-15 02:46:25 C 12 00 43.76 +28 56 19.2 o H55
2008-05-19 02:52:40 C 12 13 20.63 +24 10 20.5 o H55
2008-05-19 02:59:37 C 12 13 21.43 +24 10 01.9 o H55
2008-05-19 03:06:14 C 12 13 22.16 +24 09 43.8 o H55
2008-05-21 03:46:28 C 12 18 43.98 +22 04 03.2 o H55
2008-05-21 03:56:04 C 12 18 44.93 +22 03 39.2 o H55
2008-05-21 04:05:40 C 12 18 45.87 +22 03 15.5 o H55
2008-05-29 02:29:01 C 12 35 43.80 +15 24 43.2 o H55
2008-05-29 02:37:48 C 12 35 44.46 +15 24 27.4 o H55
2008-05-29 02:46:57 C 12 35 45.13 +15 24 11.2 o H55
2008-05-29 07:04:57 C 12 36 05.00 +15 16 37.8 o F65
2008-05-29 07:20:59 C 12 36 06.18 +15 16 09.4 o F65
2008-05-29 07:37:45 C 12 36 07.42 +15 15 39.8 o F65
2013-05-03 07:27:58 C 16 26 28.71 -07 57 05.1 q 448
2013-05-03 08:37:52 C 16 26 20.38 -07 57 05.5 q 448
2013-05-03 09:43:31 C 16 26 12.62 -07 57 07.3 q 448
2013-05-12 10:45:42 C 16 01 14.725 -08 02 09.81 L F51
2013-05-12 11:04:46 C 16 01 12.558 -08 02 10.52 L F51
2013-05-12 11:23:50 C 16 01 10.390 -08 02 11.30 L F51
2013-05-12 11:42:51 C 16 01 08.223 -08 02 12.25 L F51
2017-08-12 10:03:47 C 21 35 08.017 -45 55 53.11 L F51
2017-08-12 10:15:58 C 21 35 06.165 -45 56 11.26 L F51
2017-08-12 10:28:05 C 21 35 04.327 -45 56 28.82 L F51
2025-04-05 03:00:33 B 18 34 27.917 +20 50 53.92 X K87
2025-04-05 03:07:36 B 18 34 25.202 +20 50 53.27 X K87
2025-04-05 03:14:36 B 18 34 22.447 +20 50 51.68 X K87
2025-04-07 01:54:35 B 18 16 19.745 +20 40 13.08 X K87