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
1960-09-24 09:17:59 00 26 18.56 +02 57 34.7 19.4 o 675
1960-09-24 09:52:59 00 26 16.53 +02 57 21.9 19.5 o 675
1960-09-28 09:04:00 00 21 04.91 +02 17 20.5 19.0 o 675
1960-09-28 09:31:59 00 21 03.31 +02 17 07.9 18.9 o 675
1960-10-22 03:10:00 23 48 06.29 -02 00 15.0 20.6 o 675
1960-10-22 03:44:00 23 48 04.43 -02 00 30.5 20.8 o 675
1989-10-25 11:38:23 A 00 26 21.29 +00 37 17.3 413
1989-10-25 12:48:23 A 00 26 16.37 +00 36 36.5 413
1989-11-22 10:41:45 23 51 54.46 -04 17 00.9 413
1990-04-17 21:02:59 13 12 30.29 +06 43 00.7 14.0 046
1990-04-17 21:23:30 13 12 33.62 +06 42 13.1 046
1990-04-20 19:56:15 13 22 43.54 +04 29 54.0 14.0 046
1990-04-20 20:06:30 13 22 44.63 +04 29 38.5 046
1990-04-22 07:32:14 A 13 26 27.51 +03 39 29.2 675
1990-04-22 08:17:38 A 13 26 31.29 +03 38 30.3 675
1990-04-22 21:08:40 A 13 27 44.81 +03 22 01.9 14.0 046
1990-04-22 21:20:00 A 13 27 45.80 +03 21 46.2 14.0 046
1990-04-24 01:13:51 A 13 30 08.58 +02 49 20.0 14.0 801
1990-04-24 01:23:10 A 13 30 09.23 +02 49 09.5 801
1990-04-24 04:17:29 A 13 30 21.29 +02 45 59.3 801
1990-04-24 04:21:28 A 13 30 21.57 +02 45 54.8 801
1990-04-24 12:06:59 A 13 30 59.10 +02 37 39.1 14.0 D 385
1990-04-24 12:14:32 A 13 30 59.55 +02 37 31.2 D 385
1990-04-24 15:47:00 A 13 31 13.28 +02 33 49.6 14.5 D 402
1990-04-24 16:14:00 A 13 31 15.04 +02 33 21.3 D 402
1990-04-25 08:59:15 A 13 32 27.01 +02 16 32.2 15.0 675
1990-04-25 09:38:00 A 13 32 29.89 +02 15 45.0 675
1990-04-26 04:34:54 A 13 33 49.14 +01 57 44.3 685
1990-04-26 04:59:19 A 13 33 50.32 +01 57 24.6 685
1990-04-27 01:16:30 13 35 03.99 +01 39 15.6 15.0 046
1990-04-27 01:36:00 13 35 04.97 +01 38 58.4 046
1990-04-27 04:23:45 A 13 35 16.13 +01 36 39.3 801
1990-04-27 04:34:42 A 13 35 16.69 +01 36 29.5 801
1990-04-28 07:05:45 A 13 36 47.36 +01 14 51.7 675
1990-04-28 07:40:45 A 13 36 48.96 +01 14 26.6 675
1990-04-28 20:32:59 A 13 37 30.97 +01 04 22.2 046
1990-04-28 20:49:14 A 13 37 31.82 +01 04 07.7 046
1990-04-29 20:17:14 A 13 38 43.17 +00 46 52.4 046
1990-04-29 20:26:59 A 13 38 43.56 +00 46 46.2 046
1990-04-30 08:04:30 A 13 39 15.80 +00 38 38.6 657
1990-04-30 08:56:30 A 13 39 17.78 +00 37 57.5 657
1990-05-01 22:40:04 A 13 41 00.07 +00 12 59.8 16.0 046
1990-05-01 22:52:59 A 13 41 00.50 +00 12 50.7 046
1990-05-02 07:59:51 A 13 41 24.63 +00 07 18.3 568
1990-05-02 08:11:55 A 13 41 25.03 +00 07 11.1 568
1990-05-12 20:59:13 A 13 50 07.88 -02 01 56.6 16.8 046
1990-05-12 21:22:13 A 13 50 08.41 -02 02 06.9 046
1990-05-12 21:38:27 A 13 50 09.00 -02 02 10.4 046
1990-05-18 05:26:59 A 13 53 54.98 -02 54 49.2 16.3 675
1990-05-18 06:06:14 A 13 53 55.77 -02 55 07.1 675