2004 HG12

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3429338467
Semi-major axis (a)1.4370175160 AU
Inclination (i)26.36805886° ± 4.00e+00
Long. of Asc. Node (Ω)208.14251800°
Arg. of Perihelion (ω)48.67423450° ± 6.00e+00
Mean Anomaly (M)165.77251279°
Mean Motion (n)0.5722386100°/day
Perihelion dist (q)0.94409200 AU
Aphelion dist (Q)1.92965100 AU
Orbital Period1.72237180 yr
Physical Parameters
H (abs. magnitude)22.54
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.376″
Uncertainty
Orbit TypeApollo
MOID0.026269 AU
Observations Used35
Oppositions1
Arc Total2004-2004
First Observation Used
Last Observation Used2004-05-04
Observations (55)
Date Type RA Dec Mag Band Observatory
2004-04-21 04:48:47 C 09 36 02.73 +07 56 08.5 19.0 c 704
2004-04-21 05:04:20 C 09 36 02.30 +08 00 10.2 19.1 c 704
2004-04-21 05:19:50 C 09 36 01.93 +08 04 09.5 18.9 c 704
2004-04-21 05:35:13 C 09 36 01.59 +08 08 09.4 19.0 c 704
2004-04-21 20:20:03 C 09 36 01.02 +12 00 04.4 c 246
2004-04-21 20:26:06 C 09 36 00.91 +12 01 38.0 c 246
2004-04-21 20:27:11 C 09 36 00.87 +12 01 57.6 c 246
2004-04-21 21:18:38 C 09 36 01.07 +12 15 33.5 r J95
2004-04-21 21:25:31 C 09 36 00.96 +12 17 23.4 r J95
2004-04-21 21:34:52 C 09 36 00.78 +12 19 53.9 r J95
2004-04-21 21:41:51 C 09 36 00.61 +12 21 44.1 r J95
2004-04-22 03:13:23 C 09 36 01.67 +13 50 41.8 19.4 c 704
2004-04-22 03:13:38 C 09 36 01.61 +13 50 45.3 19.0 c 704
2004-04-22 03:13:58 C 09 36 01.57 +13 50 51.5 19.3 c 704
2004-04-22 03:14:11 C 09 36 01.56 +13 50 54.6 19.3 c 704
2004-04-22 03:14:21 C 09 36 01.60 +13 50 57.5 18.8 c 704
2004-04-22 03:14:36 C 09 36 01.55 +13 51 01.0 18.9 c 704
2004-04-22 03:28:47 C 09 36 01.17 +13 54 48.1 19.1 c 704
2004-04-22 03:29:01 C 09 36 01.19 +13 54 52.7 19.2 c 704
2004-04-22 03:29:29 C 09 36 01.14 +13 54 59.2 19.9 c 704
2004-04-22 03:29:43 C 09 36 01.12 +13 55 02.9 19.8 c 704
2004-04-22 03:29:45 C 09 36 01.16 +13 55 03.6 19.2 c 704
2004-04-22 03:29:59 C 09 36 01.14 +13 55 07.5 19.2 c 704
2004-04-22 03:44:15 C 09 36 00.73 +13 58 56.6 19.1 c 704
2004-04-22 03:44:29 C 09 36 00.74 +13 58 59.9 19.3 c 704
2004-04-22 03:45:12 C 09 36 00.73 +13 59 12.4 19.1 c 704
2004-04-22 03:45:27 C 09 36 00.71 +13 59 15.6 19.2 c 704
2004-04-22 03:45:54 C 09 36 00.68 +13 59 23.1 19.6 c 704
2004-04-22 03:46:08 C 09 36 00.68 +13 59 25.5 19.7 c 704
2004-04-22 03:59:12 C 09 36 00.73 +14 02 59.8 c 854
2004-04-22 03:59:49 C 09 36 00.34 +14 03 05.4 19.3 c 704
2004-04-22 04:00:03 C 09 36 00.30 +14 03 09.6 19.3 c 704
2004-04-22 04:00:46 C 09 36 00.29 +14 03 20.8 19.3 c 704
2004-04-22 04:01:01 C 09 36 00.24 +14 03 24.5 19.2 c 704
2004-04-22 04:01:43 C 09 36 00.20 +14 03 35.9 19.8 c 704
2004-04-22 04:05:07 C 09 36 00.56 +14 04 37.2 c 854
2004-04-22 04:11:02 C 09 36 00.43 +14 06 09.9 c 854
2004-04-22 04:15:46 C 09 35 59.85 +14 07 21.2 19.6 c 704
2004-04-22 04:16:01 C 09 35 59.85 +14 07 25.3 19.8 c 704
2004-04-22 04:16:45 C 09 35 59.81 +14 07 36.8 19.3 c 704
2004-04-22 04:16:58 C 09 35 59.83 +14 07 40.0 19.2 c 704
2004-04-22 04:19:01 C 09 35 59.75 +14 08 13.4 19.7 c 704
2004-04-22 04:19:25 C 09 35 59.72 +14 08 19.4 19.3 c 704
2004-04-22 22:05:41 C 09 35 59.32 +18 55 00.3 r J95
2004-04-22 22:15:31 C 09 35 59.22 +18 57 39.2 r J95
2004-04-22 22:25:12 C 09 35 59.00 +19 00 15.8 r J95
2004-04-27 05:00:44 C 09 36 38.85 +45 03 29.4 c 673
2004-04-27 05:03:34 C 09 36 38.80 +45 04 07.2 c 673
2004-04-27 05:21:09 C 09 36 38.48 +45 07 58.9 c 673
2004-04-27 05:31:39 C 09 36 38.33 +45 10 18.9 c 673