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
2010-05-11 06:59:23 C 12 26 23.02 +27 07 07.7 r 703
2010-05-11 07:09:23 C 12 26 22.41 +27 07 02.3 r 703
2010-05-11 07:20:17 C 12 26 21.76 +27 06 56.8 r 703
2010-05-11 07:31:21 C 12 26 21.08 +27 06 51.8 r 703
2010-05-13 22:34:57 C 12 22 54.89 +26 33 43.5 17.0 u 084
2010-05-14 21:42:22 C 12 21 44.13 +26 20 14.2 17.5 u 084
2010-05-16 21:15:16 C 12 19 26.94 +25 50 05.3 17.0 u 084
2010-05-17 07:19:22 C 12 18 59.66 +25 43 30.6 568
2010-05-17 07:21:09 C 12 18 59.57 +25 43 29.2 568
2010-05-17 07:27:05 C 12 18 59.27 +25 43 25.3 568
2010-05-17 07:28:51 C 12 18 59.20 +25 43 24.3 568
2010-05-19 22:33:36 C 12 16 18.39 +24 57 33.4 17.3 u 084
2010-05-30 08:18:38 C 12 09 15.220 +21 06 52.58 L F51
2010-05-30 08:35:24 C 12 09 14.860 +21 06 34.14 L F51
2010-06-02 04:35:26 C 12 08 17.14 +19 50 13.1 r H53
2010-06-02 04:39:27 C 12 08 17.09 +19 50 08.6 r H53
2010-06-02 04:42:29 C 12 08 17.04 +19 50 04.9 r H53
2010-06-02 04:46:30 C 12 08 16.99 +19 49 59.7 r H53
2010-06-02 04:51:42 C 12 08 16.99 +19 49 53.3 r H53
2010-06-02 04:55:43 C 12 08 16.90 +19 49 49.4 r H53
2010-06-07 03:47:09 C 12 07 32.34 +17 22 54.7 r H53
2010-06-07 03:52:10 C 12 07 32.32 +17 22 47.6 r H53
2010-06-07 03:57:10 C 12 07 32.31 +17 22 41.4 r H53
2010-06-07 04:02:09 C 12 07 32.35 +17 22 34.5 r H53
2010-06-07 04:07:09 C 12 07 32.24 +17 22 28.0 r H53
2010-06-07 04:12:11 C 12 07 32.27 +17 22 22.1 r H53
2010-06-10 14:34:21 S 12 07 42.809 +15 30 18.50 L C51
2010-06-10 17:44:52 S 12 07 43.798 +15 25 48.97 L C51
2010-06-10 20:55:23 S 12 07 44.820 +15 21 18.40 L C51
2010-06-11 00:05:54 S 12 07 45.902 +15 16 47.14 L C51
2010-06-11 03:16:14 S 12 07 47.040 +15 12 15.80 L C51
2010-06-11 03:16:25 S 12 07 47.035 +15 12 15.34 L C51
2010-06-11 04:26:12 C 12 07 46.38 +15 10 30.4 r 703
2010-06-11 04:35:09 C 12 07 46.38 +15 10 17.7 r 703
2010-06-11 04:44:13 C 12 07 46.41 +15 10 05.0 r 703
2010-06-11 04:51:35 S 12 07 47.626 +15 09 59.40 L C51
2010-06-11 04:53:17 C 12 07 46.45 +15 09 50.6 r 703
2010-06-11 06:26:45 S 12 07 48.211 +15 07 42.85 L C51
2010-06-11 08:02:06 S 12 07 48.814 +15 05 25.76 L C51
2010-06-11 09:37:16 S 12 07 49.416 +15 03 09.18 L C51
2010-06-11 11:12:37 S 12 07 50.047 +15 00 51.88 L C51
2010-06-11 12:47:47 S 12 07 50.690 +14 58 34.72 L C51
2010-06-11 14:22:57 S 12 07 51.346 +14 56 17.66 L C51
2010-06-11 14:23:08 S 12 07 51.334 +14 56 17.30 L C51
2010-06-11 17:33:28 S 12 07 52.685 +14 51 42.16 L C51
2010-06-11 20:43:59 S 12 07 54.070 +14 47 05.86 L C51
2010-06-11 23:54:30 S 12 07 55.478 +14 42 28.66 L C51
2010-06-19 14:27:31 S 12 10 30.240 +09 54 31.00 L C51
2010-08-17 01:36:38 S 14 03 57.394 -58 27 59.69 L C51
2010-08-21 11:57:26 S 14 38 32.539 -64 31 00.23 L C51