65909 (1998 FH12)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5396796824 ± 1.52e-08
Semi-major axis (a)1.0910630102 AU ± 5.38e-10
Inclination (i)3.56051664° ± 1.75e-06
Long. of Asc. Node (Ω)108.59101585° ± 1.31e-05
Arg. of Perihelion (ω)284.51423437° ± 1.32e-05
Mean Anomaly (M)182.85665851° ± 7.15e-06
Mean Motion (n)0.8648435040°/day ± 6.40e-10
Perihelion dist (q)0.50223847 AU ± 1.66e-08
Aphelion dist (Q)1.67988755 AU ± 1.66e-08
Orbital Period1.13965854 yr ± 8.43e-10
Physical Parameters
H (abs. magnitude)19.31
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.352″
Uncertainty0
Orbit TypeApollo
MOID0.012982 AU
Observations Used495
Radar Obs Used10
Oppositions1
Arc Total1998-2023
First Observation Used1998-03-25
Last Observation Used2023-04-12
Observations (532)
Date Type RA Dec Mag Band Observatory
2006-02-10 10:49:39 C 14 33 55.60 -03 27 35.9 o 699
2006-02-10 11:15:51 C 14 33 50.21 -03 26 52.9 o 699
2006-02-10 11:42:04 C 14 33 44.77 -03 26 10.5 o 699
2006-02-20 12:28:21 C 13 43 06.92 +03 18 03.1 r 703
2006-02-20 12:47:26 C 13 43 02.60 +03 18 34.9 r 703
2006-02-20 12:57:03 C 13 43 00.37 +03 18 51.0 r 703
2006-02-24 08:30:53 C 13 22 41.96 +05 49 25.3 18.5 c 704
2006-02-24 08:47:59 C 13 22 38.01 +05 49 52.6 18.6 c 704
2006-02-24 09:04:59 C 13 22 34.11 +05 50 20.1 18.6 c 704
2006-02-24 09:22:24 C 13 22 30.10 +05 50 47.9 18.8 c 704
2006-02-24 09:39:23 C 13 22 26.17 +05 51 15.2 18.6 c 704
2006-03-03 08:11:55 C 12 45 43.74 +09 56 55.3 r 703
2006-03-03 08:23:10 C 12 45 41.25 +09 57 10.1 r 703
2006-03-03 08:33:57 C 12 45 38.88 +09 57 24.7 r 703
2006-03-03 08:44:56 C 12 45 36.43 +09 57 39.0 r 703
2006-03-06 11:15:55 C 12 30 01.13 +11 29 57.0 o 608
2006-03-06 11:31:33 C 12 29 57.82 +11 30 14.7 o 608
2006-03-06 11:47:05 C 12 29 54.51 +11 30 32.5 o 608
2006-03-09 07:27:43 C 12 16 32.35 +12 42 54.6 r 683
2006-03-09 07:47:19 C 12 16 28.50 +12 43 13.3 r 683
2006-03-09 08:07:01 C 12 16 24.57 +12 43 34.5 r 683
2006-03-19 07:33:44 C 11 36 55.77 +15 35 29.0 18.7 c 704
2006-03-19 07:50:13 C 11 36 53.48 +15 35 35.8 19.1 c 704
2006-03-19 08:06:43 C 11 36 51.08 +15 35 43.8 18.6 c 704
2006-03-19 08:23:11 C 11 36 48.74 +15 35 51.2 18.9 c 704
2006-03-19 08:39:46 C 11 36 46.40 +15 35 58.8 18.8 c 704
2006-03-19 22:16:44 C 11 34 56.75 +15 42 05.7 c 560
2006-03-19 22:19:16 C 11 34 56.42 +15 42 06.9 c 560
2006-03-19 22:21:11 C 11 34 56.15 +15 42 07.7 c 560
2006-03-21 06:50:33 C 11 30 42.96 +15 55 37.8 18.4 c 704
2006-03-21 07:07:29 C 11 30 40.75 +15 55 44.3 18.5 c 704
2006-03-21 07:24:29 C 11 30 38.50 +15 55 51.3 18.5 c 704
2006-03-21 07:41:30 C 11 30 36.29 +15 55 57.6 19.0 c 704
2006-03-21 07:58:27 C 11 30 34.07 +15 56 03.9 18.8 c 704
2006-03-22 06:51:52 C 11 27 45.47 +16 04 24.3 18.2 c 704
2006-03-22 07:07:59 C 11 27 43.49 +16 04 29.4 18.7 c 704
2006-03-22 07:23:58 C 11 27 41.35 +16 04 35.2 19.0 c 704
2006-03-22 07:39:57 C 11 27 39.45 +16 04 39.8 19.2 c 704
2006-03-22 07:55:59 C 11 27 37.45 +16 04 46.5 18.7 c 704
2006-03-24 08:06:16 C 11 22 05.99 +16 19 29.3 c 699
2006-03-24 08:37:51 C 11 22 02.39 +16 19 37.1 c 699
2006-03-24 09:09:26 C 11 21 58.81 +16 19 45.5 c 699
2006-03-24 09:40:59 C 11 21 55.28 +16 19 53.5 c 699
2006-03-26 07:37:38 C 11 17 09.64 +16 30 40.8 o 696
2006-03-26 07:50:57 C 11 17 08.26 +16 30 43.5 o 696
2006-04-02 05:26:22 C 11 03 36.68 +16 47 50.7 r 703
2006-04-02 05:34:21 C 11 03 36.03 +16 47 49.8 r 703
2006-04-02 05:42:11 C 11 03 35.49 +16 47 49.1 r 703
2006-04-02 05:50:20 C 11 03 34.99 +16 47 49.9 r 703
2007-03-21 02:55:20 C 04 19 29.13 +24 32 50.1 r G96
Radar Observations (10)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2003-06-27 09:47:00 -11523.1 0.5 Hz 2380 -1 -1
2003-06-27 10:00:00 50135712 4 us 2380 -1 -1
2003-06-27 10:38:00 50148836.9 0.9 us 2380 -1 -1
2003-06-27 12:10:00 50197184 0.75 us 8560 -14 -14
2003-06-27 17:00:00 50385585.5 10 us 8560 -14 -14
2003-06-28 10:37:00 -72460.2 0.5 Hz 2380 -1 -1
2003-06-28 10:50:00 51831090.3 4 us 2380 -1 -1
2003-06-28 11:18:00 51883454.4 0.9 us 2380 -1 -1
2003-06-28 18:10:00 52762199.39 1 us 8560 -14 -14
2003-06-29 12:11:00 55761937 4 us 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)