2018 HF2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4388404884 ± 2.00e+00
Semi-major axis (a)1.8393256974 AU ± 3.00e+00
Inclination (i)1.36152566° ± 4.00e+00
Long. of Asc. Node (Ω)65.27404628° ± 5.00e+00
Arg. of Perihelion (ω)172.25457629° ± 6.00e+00
Mean Anomaly (M)3.44209662° ± 8.19e-01
Mean Motion (n)0.3951181500°/day ± 9.67e-01
Perihelion dist (q)1.03212720 AU ± 4.05e+00
Aphelion dist (Q)2.64646280 AU ± 5.67e+00
Orbital Period2.49446310 yr ± 6.10e+00
Physical Parameters
H (abs. magnitude)26.22
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual1.372″
Uncertainty3
Orbit TypeAmor
MOID0.019676 AU
Observations Used22
Oppositions1
Arc Total2018-2018
First Observation Used
Last Observation Used2018-05-24
Observations (30)
Date Type RA Dec Mag Band Observatory
2018-04-23 08:26:26 C 15 23 57.99 -04 38 04.8 U G96
2018-04-23 08:33:51 C 15 24 01.98 -04 38 20.5 U G96
2018-04-23 08:41:16 C 15 24 05.91 -04 38 35.8 U G96
2018-04-23 08:48:41 C 15 24 09.89 -04 38 52.0 U G96
2018-04-23 09:38:19 C 15 24 36.05 -04 40 37.4 U H01
2018-04-23 09:48:13 C 15 24 41.39 -04 40 57.7 U H01
2018-04-23 09:58:21 C 15 24 46.86 -04 41 18.7 U H01
2018-04-23 10:08:05 C 15 24 52.14 -04 41 38.7 U H01
2018-04-23 10:31:03 C 15 25 05.03 -04 42 23.5 U I52
2018-04-23 10:32:50 C 15 25 05.98 -04 42 26.8 U I52
2018-04-23 10:34:37 C 15 25 06.97 -04 42 30.6 U I52
2018-04-23 10:36:25 C 15 25 07.95 -04 42 34.6 U I52
2018-04-23 11:15:48 C 15 25 29.38 -04 43 55.5 U I52
2018-04-23 11:17:39 C 15 25 30.44 -04 43 59.2 U I52
2018-04-23 11:19:27 C 15 25 31.42 -04 44 02.7 U I52
2018-04-23 11:21:14 C 15 25 32.43 -04 44 06.1 U I52
2018-04-24 08:29:05 C 15 38 16.79 -05 29 35.1 U H01
2018-04-24 08:33:21 C 15 38 19.27 -05 29 44.4 U H01
2018-04-24 08:49:15 C 15 38 28.47 -05 30 19.6 U H01
2018-04-24 09:03:17 C 15 38 36.59 -05 30 49.9 U H01
2018-04-25 08:57:40 C 15 53 55.54 -06 24 43.1 U I52
2018-04-25 08:59:28 C 15 53 56.62 -06 24 46.8 U I52
2018-04-25 09:01:15 C 15 53 57.76 -06 24 51.0 U I52
2018-04-25 09:03:02 C 15 53 58.82 -06 24 56.2 U I52
2018-04-26 08:07:26 C 16 09 43.75 -07 18 50.4 U I52
2018-04-26 08:10:12 C 16 09 45.57 -07 18 57.9 U I52
2018-04-26 08:12:58 C 16 09 47.36 -07 19 04.0 U I52
2018-04-26 08:15:44 C 16 09 49.19 -07 19 11.0 U I52
2018-05-24 13:16:59 C 21 38 26.087 -14 56 52.65 V T12
2018-05-24 13:24:54 C 21 38 27.141 -14 56 52.20 V T12