2009 DA1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6993416900 ± 2.00e+00
Semi-major axis (a)2.5829436298 AU ± 3.00e+00
Inclination (i)5.94189637° ± 4.00e+00
Long. of Asc. Node (Ω)150.81904176° ± 5.00e+00
Arg. of Perihelion (ω)278.73355727° ± 6.00e+00
Mean Anomaly (M)29.86888399° ± 1.65e-01
Mean Motion (n)0.2374103900°/day ± 4.14e-01
Perihelion dist (q)0.77662050 AU ± 5.24e+00
Aphelion dist (Q)4.38952030 AU ± 7.26e+00
Orbital Period4.15149350 yr ± 7.23e+00
Physical Parameters
H (abs. magnitude)22.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.285″
Uncertainty3
Orbit TypeApollo
MOID0.034701 AU
Observations Used52
Oppositions1
Arc Total2009-2009
First Observation Used
Last Observation Used2009-03-03
Observations (57)
Date Type RA Dec Mag Band Observatory
2009-02-19 01:30:37 C 10 45 50.47 +05 09 37.5 r J75
2009-02-19 01:50:11 C 10 45 48.89 +05 10 15.6 r J75
2009-02-19 02:09:16 C 10 45 47.23 +05 10 52.2 r J75
2009-02-19 21:04:58 C 10 44 28.57 +05 46 24.1 r J75
2009-02-19 21:12:30 C 10 44 27.91 +05 46 38.6 r J75
2009-02-19 21:13:57 C 10 44 27.86 +05 46 41.4 r 493
2009-02-19 21:15:29 C 10 44 27.74 +05 46 44.0 r 493
2009-02-19 21:17:01 C 10 44 27.62 +05 46 46.9 r 493
2009-02-19 21:20:07 C 10 44 27.38 +05 46 52.3 r J75
2009-02-19 21:27:50 C 10 44 26.82 +05 47 06.9 r J75
2009-02-19 21:34:48 C 10 44 26.30 +05 47 19.2 r J75
2009-02-19 21:57:45 C 10 44 24.46 +05 48 00.2 r 941
2009-02-19 21:59:28 C 10 44 24.33 +05 48 03.0 r 941
2009-02-19 22:00:36 C 10 44 24.25 +05 48 05.0 r 941
2009-02-19 22:03:28 C 10 44 24.03 +05 48 09.9 r 941
2009-02-19 22:26:44 C 10 44 22.33 +05 48 53.9 r 493
2009-02-19 22:28:47 C 10 44 22.17 +05 48 57.7 r 493
2009-02-19 22:30:49 C 10 44 22.00 +05 49 01.4 r 493
2009-02-21 01:04:28 C 10 42 34.74 +06 34 51.5 r J75
2009-02-21 01:10:33 C 10 42 34.28 +06 35 01.5 r J75
2009-02-21 01:19:41 C 10 42 33.64 +06 35 16.2 r J75
2009-02-21 01:31:50 C 10 42 32.75 +06 35 36.5 r J75
2009-02-21 06:01:27 C 10 42 17.19 +06 43 00.1 o 291
2009-02-21 06:07:06 C 10 42 16.79 +06 43 09.3 o 291
2009-02-21 06:12:37 C 10 42 16.40 +06 43 18.4 o 291
2009-02-21 21:52:18 C 10 41 19.09 +07 07 55.1 r J75
2009-02-21 22:04:27 C 10 41 18.24 +07 08 13.4 r J75
2009-02-21 22:16:37 C 10 41 17.43 +07 08 32.4 r J75
2009-02-23 08:48:27 C 10 39 17.41 +07 58 31.2 o H55
2009-02-23 08:56:23 C 10 39 16.92 +07 58 42.1 o H55
2009-02-23 09:04:57 C 10 39 16.38 +07 58 53.4 o H55
2009-02-23 21:16:59 C 10 38 40.17 +08 15 12.0 r J75
2009-02-23 21:28:47 C 10 38 39.57 +08 15 29.0 r J75
2009-02-23 21:40:36 C 10 38 38.90 +08 15 44.2 r J75
2009-02-23 22:59:05 C 10 38 34.28 +08 17 26.4 r J75
2009-02-23 23:18:18 C 10 38 33.11 +08 17 53.0 r J75
2009-02-23 23:37:31 C 10 38 32.02 +08 18 19.0 r J75
2009-02-24 04:14:09 C 10 38 18.27 +08 24 14.2 o H55
2009-02-24 04:21:59 C 10 38 17.86 +08 24 24.2 o H55
2009-02-24 04:30:06 C 10 38 17.38 +08 24 34.8 o H55
2009-02-24 05:43:42 C 10 38 13.84 +08 26 12.7 o 291
2009-02-24 05:55:00 C 10 38 13.18 +08 26 27.4 o 291
2009-02-25 09:43:31 C 10 36 50.13 +09 00 19.9 v H01
2009-02-25 09:47:45 C 10 36 49.91 +09 00 24.9 v H01
2009-02-25 09:54:00 C 10 36 49.57 +09 00 31.9 v H01
2009-02-26 05:06:23 C 10 35 59.71 +09 22 15.1 o 291
2009-02-26 05:11:47 C 10 35 59.38 +09 22 20.8 o 291
2009-02-26 05:17:19 C 10 35 59.11 +09 22 27.0 o 291
2009-02-27 06:06:27 C 10 34 55.75 +09 48 34.4 o 291
2009-02-27 06:12:05 C 10 34 55.49 +09 48 39.9 o 291