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
2010-02-13 10:24:58 C 13 35 54.09 +13 32 07.4 19.9 c 704
2010-02-13 10:42:41 C 13 35 54.59 +13 32 13.7 20.0 c 704
2010-02-19 08:19:26 C 13 39 30.26 +14 27 47.3 19.2 c 704
2010-02-19 08:36:55 C 13 39 30.53 +14 27 53.7 19.5 c 704
2010-02-19 08:54:13 C 13 39 30.96 +14 28 01.4 19.5 c 704
2010-02-19 09:11:35 C 13 39 31.41 +14 28 09.0 19.5 c 704
2010-02-19 09:28:56 C 13 39 31.65 +14 28 15.7 19.5 c 704
2010-03-13 01:02:05 C 13 43 17.12 +19 11 51.2 18.9 u 084
2010-03-13 08:03:40 C 13 43 13.00 +19 16 30.7 18.2 c 704
2010-03-13 08:19:45 C 13 43 12.78 +19 16 41.0 18.5 c 704
2010-03-13 08:35:51 C 13 43 12.57 +19 16 51.4 18.6 c 704
2010-03-13 08:51:56 C 13 43 12.37 +19 17 02.4 18.6 c 704
2010-03-13 09:08:01 C 13 43 12.15 +19 17 12.2 18.7 c 704
2010-03-16 08:13:07 C 13 42 14.43 +20 04 14.0 r 703
2010-03-16 08:23:09 C 13 42 14.25 +20 04 20.8 r 703
2010-03-16 08:33:07 C 13 42 14.00 +20 04 27.3 r 703
2010-03-16 08:43:06 C 13 42 13.86 +20 04 34.5 r 703
2010-03-16 22:14:56 C 13 42 00.20 +20 13 35.8 18.1 u 084
2010-03-17 01:33:17 C 13 41 56.39 +20 15 49.0 18.4 u 084
2010-03-17 01:38:28 C 13 41 56.25 +20 15 52.1 18.2 u 084
2010-03-17 21:48:29 C 13 41 34.47 +20 29 31.2 u 493
2010-03-17 21:54:19 C 13 41 34.34 +20 29 35.7 u 493
2010-03-17 22:00:08 C 13 41 34.22 +20 29 39.5 u 493
2010-03-17 22:05:57 C 13 41 34.10 +20 29 43.6 u 493
2010-03-17 22:11:47 C 13 41 33.98 +20 29 47.5 u 493
2010-03-17 22:17:36 C 13 41 33.86 +20 29 51.7 u 493
2010-03-17 22:23:26 C 13 41 33.74 +20 29 55.7 u 493
2010-03-17 22:29:15 C 13 41 33.61 +20 29 59.7 u 493
2010-03-17 22:35:04 C 13 41 33.50 +20 30 03.6 u 493
2010-03-17 22:40:54 C 13 41 33.37 +20 30 07.6 u 493
2010-03-18 21:16:56 C 13 41 05.85 +20 45 27.6 u 493
2010-03-18 21:57:42 C 13 41 04.94 +20 45 55.7 u 493
2010-03-19 02:35:40 C 13 40 58.33 +20 49 06.7 u 493
2010-03-19 03:16:26 C 13 40 57.34 +20 49 34.2 u 493
2010-03-19 03:57:14 C 13 40 56.36 +20 50 01.7 u 493
2010-03-19 04:38:00 C 13 40 55.36 +20 50 29.6 u 493
2010-03-23 23:33:44 C 13 37 51.84 +22 09 16.6 18.2 u C20
2010-03-23 23:35:51 C 13 37 51.77 +22 09 18.1 18.2 u C20
2010-03-24 00:51:08 C 13 37 49.39 +22 10 07.0 18.0 u 084
2010-03-24 20:54:51 C 13 37 10.85 +22 23 55.1 18.1 u C20
2010-03-24 20:56:57 C 13 37 10.78 +22 23 56.4 18.1 u C20
2010-03-24 23:31:03 C 13 37 05.38 +22 25 39.7 18.4 u 084
2010-03-26 08:24:41 C 13 35 56.76 +22 48 12.8 r 703
2010-03-26 08:32:41 C 13 35 56.43 +22 48 18.2 r 703
2010-03-26 08:40:42 C 13 35 56.14 +22 48 24.2 r 703
2010-03-26 21:04:57 C 13 35 29.04 +22 56 48.1 18.2 u C20
2010-03-26 21:07:04 C 13 35 28.96 +22 56 49.5 18.2 u C20
2010-03-27 20:12:40 C 13 34 36.19 +23 12 28.0 18.3 u C20
2010-03-28 20:26:39 C 13 33 38.10 +23 28 45.0 w C12
2010-03-28 20:35:45 C 13 33 37.72 +23 28 51.4 w C12