2001 HK31

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5761461000
Semi-major axis (a)2.4322040000 AU
Inclination (i)6.85562000°
Long. of Asc. Node (Ω)114.16208000°
Arg. of Perihelion (ω)99.73130000°
Mean Anomaly (M)164.34478000°
Mean Motion (n)0.2598388400°/day
Perihelion dist (q)1.03089920 AU
Aphelion dist (Q)3.83350880 AU
Orbital Period3.79314980 yr
Physical Parameters
H (abs. magnitude)21.00
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.610″
Uncertainty2
Orbit TypeAmor
MOID0.115271 AU
Observations Used85
Oppositions1
Arc Total
First Observation Used
Last Observation Used2001-06-19
Observations (95)
Date Type RA Dec Mag Band Observatory
2001-05-15 01:01:14 C 16 43 30.81 +41 30 15.9 118
2001-05-15 01:04:11 C 16 43 31.53 +41 30 02.2 118
2001-05-15 01:11:44 C 16 43 33.29 +41 29 29.7 118
2001-05-16 14:55:59 C 16 52 31.44 +38 50 01.9 360
2001-05-16 15:00:04 C 16 52 32.32 +38 49 44.7 360
2001-05-16 15:04:40 C 16 52 33.25 +38 49 25.0 360
2001-05-16 23:47:17 C 16 54 27.71 +38 11 51.5 118
2001-05-16 23:52:20 C 16 54 28.75 +38 11 30.0 118
2001-05-16 23:55:10 C 16 54 29.35 +38 11 17.0 118
2001-05-19 22:54:40 C 17 08 38.15 +33 04 24.8 587
2001-05-19 23:00:25 C 17 08 39.05 +33 04 01.8 587
2001-05-20 01:10:13 C 17 08 59.78 +32 54 36.3 118
2001-05-20 01:13:39 C 17 09 00.37 +32 54 22.0 118
2001-05-24 00:07:58 C 17 23 56.25 +26 06 39.3 118
2001-05-24 00:12:29 C 17 23 56.76 +26 06 20.3 118
2001-05-24 00:16:02 C 17 23 57.26 +26 06 05.1 118
2001-05-24 00:27:43 C 17 23 58.84 +26 05 14.8 046
2001-05-24 00:30:26 C 17 23 59.12 +26 05 03.3 046
2001-05-24 00:31:18 C 17 23 59.25 +26 04 59.4 046
2001-05-24 00:32:10 C 17 23 59.36 +26 04 56.5 046
2001-05-24 00:33:13 C 17 23 59.52 +26 04 52.1 046
2001-05-25 16:11:28 C 17 29 08.25 +23 19 16.5 402
2001-05-25 16:13:17 C 17 29 08.51 +23 19 08.4 402
2001-05-25 16:18:45 C 17 29 09.04 +23 18 47.0 402
2001-05-26 00:18:18 C 17 30 07.19 +22 45 34.6 118
2001-05-26 00:21:48 C 17 30 07.60 +22 45 19.9 118
2001-05-26 00:24:21 C 17 30 08.17 +22 45 05.5 113
2001-05-26 00:26:34 C 17 30 08.31 +22 44 58.6 113
2001-05-26 00:28:46 C 17 30 08.56 +22 44 47.6 113
2001-05-26 00:30:57 C 17 30 08.77 +22 44 39.9 113
2001-05-26 00:33:09 C 17 30 09.09 +22 44 30.6 113
2001-05-26 00:34:24 C 17 30 08.94 +22 44 27.8 118
2001-05-30 23:16:34 C 17 42 16.71 +14 57 56.9 118
2001-05-30 23:19:45 C 17 42 17.01 +14 57 45.9 118
2001-05-30 23:31:23 C 17 42 17.84 +14 57 01.1 118
2001-05-31 17:52:31 C 17 43 47.71 +13 50 28.3 413
2001-05-31 18:04:48 C 17 43 48.54 +13 49 42.6 413
2001-06-02 16:36:07 C 17 47 23.50 +11 03 50.7 413
2001-06-02 16:38:05 C 17 47 23.60 +11 03 44.1 413
2001-06-02 16:40:02 C 17 47 23.72 +11 03 37.0 413
2001-06-03 14:30:18 C 17 48 56.57 +09 48 40.8 413
2001-06-03 14:31:57 C 17 48 56.66 +09 48 35.1 413
2001-06-03 14:33:35 C 17 48 56.73 +09 48 30.2 413
2001-06-19 00:24:20 C 18 04 20.00 -06 44 45.1 c 493
2001-06-19 00:26:21 C 18 04 20.03 -06 44 48.1 c 493