3671 Dionysus (1984 KD)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5438362698 ± 8.01e-09
Semi-major axis (a)2.1972973383 AU ± 4.16e-10
Inclination (i)13.53280920° ± 1.71e-06
Long. of Asc. Node (Ω)82.02495391° ± 5.80e-06
Arg. of Perihelion (ω)204.42614910° ± 6.18e-06
Mean Anomaly (M)252.10232771° ± 1.73e-06
Mean Motion (n)0.3026070430°/day ± 8.60e-11
Perihelion dist (q)1.00232735 AU ± 1.76e-08
Aphelion dist (Q)3.39226733 AU ± 1.76e-08
Orbital Period3.25711614 yr ± 9.26e-10
Physical Parameters
H (abs. magnitude)16.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.289″
Uncertainty0
Orbit TypeApollo
MOID0.015329 AU
Observations Used1171
Oppositions29
Arc Total1984-2026
First Observation Used1984-05-27
Last Observation Used2026-03-26
Observations (1230)
Date Type RA Dec Mag Band Observatory
2023-04-10 04:16:29 C 12 22 38.316 +29 17 30.66 V W68
2023-04-10 04:30:33 C 12 22 37.274 +29 17 34.55 V W68
2023-04-11 20:45:10 C 12 19 48.92 +29 27 44.4 V 130
2023-04-11 20:48:33 C 12 19 48.69 +29 27 44.4 V 130
2023-04-11 20:51:37 C 12 19 48.44 +29 27 46.0 V 130
2023-04-11 20:54:29 C 12 19 48.24 +29 27 46.6 V 130
2023-04-12 02:30:54 C 12 19 24.86 +29 29 06.7 V W46
2023-04-12 03:00:05 C 12 19 22.74 +29 29 13.5 V W46
2023-04-12 03:00:41 C 12 19 23.016 +29 29 12.95 V G96
2023-04-12 03:08:53 C 12 19 22.429 +29 29 14.82 V G96
2023-04-12 03:17:07 C 12 19 21.832 +29 29 16.91 V G96
2023-04-12 03:18:05 C 12 19 21.39 +29 29 17.8 V W46
2023-04-12 03:25:21 C 12 19 21.241 +29 29 18.92 V G96
2023-04-12 07:04:57 C 12 19 05.272 +29 30 09.86 V 703
2023-04-12 07:12:38 C 12 19 04.706 +29 30 11.48 V 703
2023-04-12 07:20:21 C 12 19 04.120 +29 30 13.18 V 703
2023-04-12 07:28:03 C 12 19 03.572 +29 30 15.01 V 703
2023-04-15 07:38:57 C 12 14 03.490 +29 43 29.60 V T05
2023-04-15 07:43:31 C 12 14 03.190 +29 43 29.82 V T05
2023-04-15 08:33:21 C 12 13 59.544 +29 43 37.88 V T05
2023-04-15 09:04:40 C 12 13 57.288 +29 43 41.95 V T05
2023-04-16 02:48:56 B 12 12 44.11 +29 45 53.2 V H89
2023-04-16 03:32:07 C 12 12 41.215 +29 46 12.79 V W68
2023-04-16 03:36:50 C 12 12 40.918 +29 46 13.37 V W68
2023-04-16 03:44:14 C 12 12 40.344 +29 46 14.70 V W68
2023-04-16 04:17:22 B 12 12 37.83 +29 46 03.8 V H89
2023-04-16 04:35:08 C 12 12 36.758 +29 46 19.60 V W68
2023-04-16 05:48:40 B 12 12 31.33 +29 46 15.1 V H89
2023-04-16 07:01:58 C 12 12 26.723 +29 46 26.80 V 703
2023-04-16 07:09:36 C 12 12 26.176 +29 46 27.34 V 703
2023-04-16 07:17:12 C 12 12 25.661 +29 46 28.38 V 703
2023-04-16 07:24:50 C 12 12 25.103 +29 46 29.21 V 703
2023-04-17 09:54:57 C 12 10 37.128 +29 49 07.21 V T05
2023-04-17 09:59:32 C 12 10 36.787 +29 49 07.79 V T05
2023-04-17 10:09:00 C 12 10 36.122 +29 49 08.40 V T05
2023-04-17 10:41:19 C 12 10 33.818 +29 49 10.56 V T05
2023-04-19 06:49:43 C 12 07 37.006 +29 51 34.81 V 703
2023-04-19 06:58:04 C 12 07 36.404 +29 51 34.60 V 703
2023-04-19 07:06:23 C 12 07 35.861 +29 51 35.03 V 703
2023-04-19 07:14:42 C 12 07 35.263 +29 51 35.21 V 703
2023-04-21 09:07:57 C 12 04 21.084 +29 51 33.19 V T05
2023-04-21 09:12:32 C 12 04 20.760 +29 51 33.19 V T05
2023-04-21 09:30:13 C 12 04 19.589 +29 51 32.18 V T05
2023-04-21 09:37:36 C 12 04 19.085 +29 51 32.36 V T05
2023-04-22 02:51:53 C 12 03 13.745 +29 50 56.62 V W68
2023-04-22 02:56:38 C 12 03 13.459 +29 50 56.83 V W68
2023-04-22 03:05:20 C 12 03 12.888 +29 50 56.40 V W68
2023-04-22 03:19:52 C 12 03 11.902 +29 50 55.50 V W68
2023-04-22 06:08:06 C 12 03 01.941 +29 50 36.86 U F52
2023-04-22 06:41:24 C 12 02 59.739 +29 50 35.39 U F52