217628 Lugh (1990 HA)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7117285014 ± 2.09e-08
Semi-major axis (a)2.5267042993 AU ± 7.49e-09
Inclination (i)4.43992510° ± 2.51e-06
Long. of Asc. Node (Ω)177.72683687° ± 3.85e-05
Arg. of Perihelion (ω)316.19293222° ± 3.91e-05
Mean Anomaly (M)258.61856507° ± 1.22e-06
Mean Motion (n)0.2454034405°/day ± 1.09e-09
Perihelion dist (q)0.72837683 AU ± 5.29e-08
Aphelion dist (Q)4.32503176 AU ± 5.43e-08
Orbital Period4.01635071 yr ± 1.78e-08
Physical Parameters
H (abs. magnitude)16.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.225″
Uncertainty0
Orbit TypeApollo
MOID0.033952 AU
Observations Used473
Oppositions47
Arc Total1960-2022
First Observation Used1960-09-24
Last Observation Used2022-12-04
Observations (506)
Date Type RA Dec Mag Band Observatory
2018-12-15 13:41:00 C 14 26 42.60 -15 41 51.0 U I41
2019-01-03 13:30:30 C 15 42 27.18 -19 21 53.0 I41
2019-01-03 13:37:22 C 15 42 28.19 -19 21 55.2 I41
2019-01-03 13:44:13 C 15 42 29.23 -19 21 57.2 I41
2019-01-03 13:51:05 C 15 42 30.27 -19 21 59.5 I41
2019-01-04 13:29:00 C 15 46 03.46 -19 29 32.4 I41
2019-01-04 13:35:54 C 15 46 04.48 -19 29 34.5 I41
2019-01-04 13:42:48 C 15 46 05.50 -19 29 36.6 I41
2019-01-04 13:49:42 C 15 46 06.54 -19 29 38.8 I41
2019-01-08 13:29:02 C 16 00 06.81 -19 56 47.6 I41
2019-01-08 13:36:08 C 16 00 07.82 -19 56 49.8 I41
2019-01-08 13:43:14 C 16 00 08.80 -19 56 51.3 I41
2019-01-08 13:50:19 C 16 00 09.85 -19 56 53.0 I41
2019-01-09 13:31:22 C 16 03 32.34 -20 02 47.3 I41
2019-01-09 13:38:19 C 16 03 33.31 -20 02 49.0 I41
2019-01-09 13:45:15 C 16 03 34.29 -20 02 50.7 I41
2019-01-09 13:52:13 C 16 03 35.26 -20 02 52.4 I41
2019-01-10 13:31:15 C 16 06 55.27 -20 08 27.7 I41
2019-01-10 13:38:07 C 16 06 56.22 -20 08 29.4 I41
2019-01-10 13:44:59 C 16 06 57.17 -20 08 31.0 I41
2019-01-10 13:51:52 C 16 06 58.14 -20 08 32.7 I41
2019-06-03 08:36:10 C 18 10 17.49 -16 41 33.7 U I41
2019-06-03 08:37:27 C 18 10 17.40 -16 41 33.4 U I41
2019-06-03 08:38:44 C 18 10 17.29 -16 41 33.5 U I41
2019-06-03 08:53:05 C 18 10 16.38 -16 41 33.6 U I41
2019-06-03 08:57:38 C 18 10 16.06 -16 41 33.4 U I41
2019-06-03 09:41:49 C 18 10 13.20 -16 41 32.8 U I41
2019-06-03 09:45:43 C 18 10 12.94 -16 41 32.7 U I41
2019-06-03 09:52:12 C 18 10 12.52 -16 41 33.0 U I41
2019-06-03 10:01:58 C 18 10 11.89 -16 41 32.7 U I41
2022-08-02 14:09:23 C 02 20 13.904 +12 57 19.96 U F52
2022-08-02 14:19:34 C 02 20 14.483 +12 57 22.26 U F52
2022-08-02 14:29:46 C 02 20 15.074 +12 57 24.61 U F52
2022-08-02 14:39:56 C 02 20 15.673 +12 57 26.75 U F52
2022-08-22 13:17:49 C 02 48 47.907 +14 28 03.26 U F52
2022-08-22 13:53:08 C 02 48 49.953 +14 28 08.75 U F52
2022-08-22 14:10:50 C 02 48 51.006 +14 28 11.54 U F52
2022-08-27 12:04:28 C 02 56 00.993 +14 44 59.83 U F52
2022-08-27 12:36:19 C 02 56 02.896 +14 45 04.16 U F52
2022-08-27 12:52:08 C 02 56 03.830 +14 45 06.31 U F52
2022-09-17 12:47:14 C 03 27 50.100 +15 22 15.60 V T08
2022-09-17 12:49:53 C 03 27 50.314 +15 22 15.64 V T08
2022-09-17 12:56:05 C 03 27 50.707 +15 22 15.42 V T08
2022-09-17 13:02:08 C 03 27 51.094 +15 22 15.82 V T08
2022-09-17 13:05:27 C 03 27 51.307 +15 22 15.92 V T08
2022-09-17 13:10:06 C 03 27 51.622 +15 22 15.96 V T08
2022-09-17 13:31:40 C 03 27 52.982 +15 22 15.64 V T08
2022-09-17 13:34:19 C 03 27 53.150 +15 22 16.03 V T08
2022-09-19 09:14:25 C 03 30 47.498 +15 22 04.80 V 703
2022-09-19 09:22:01 C 03 30 48.006 +15 22 04.73 V 703