2009 DR3

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5588730498 ± 2.66e-08
Semi-major axis (a)1.9780841092 AU ± 1.66e-08
Inclination (i)4.06971065° ± 3.93e-06
Long. of Asc. Node (Ω)344.35455065° ± 6.18e-06
Arg. of Perihelion (ω)237.90998340° ± 1.23e-05
Mean Anomaly (M)350.50411460° ± 3.43e-05
Mean Motion (n)0.3542787837°/day ± 4.45e-09
Perihelion dist (q)0.87258621 AU ± 5.31e-08
Aphelion dist (Q)3.08358201 AU ± 5.86e-08
Orbital Period2.78206409 yr ± 3.50e-08
Physical Parameters
H (abs. magnitude)21.54
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.369″
Uncertainty0
Orbit TypeApollo
MOID0.010923 AU
Observations Used246
Radar Obs Used2
Oppositions1
Arc Total2009-2020
First Observation Used2009-02-14
Last Observation Used2020-09-15
Observations (251)
Date Type RA Dec Mag Band Observatory
2009-02-21 22:52:01 C 09 55 37.39 +19 53 19.1 c A48
2009-02-21 22:55:06 C 09 55 37.15 +19 53 19.9 c A48
2009-02-21 22:58:13 C 09 55 36.92 +19 53 19.1 c A48
2009-02-22 01:13:15 C 09 55 26.84 +19 52 58.7 r J95
2009-02-22 01:19:24 C 09 55 26.36 +19 52 58.5 r J95
2009-02-22 01:25:35 C 09 55 25.87 +19 52 57.7 r J95
2009-02-22 07:35:19 C 09 55 00.08 +19 52 35.0 r H45
2009-02-22 07:38:52 C 09 54 59.77 +19 52 34.5 r H45
2009-02-22 07:42:41 C 09 54 59.47 +19 52 34.1 r H45
2009-02-22 07:44:00 C 09 54 59.38 +19 52 34.0 r H45
2009-02-22 07:45:21 C 09 54 59.26 +19 52 33.5 r H45
2009-02-22 07:57:56 C 09 54 58.22 +19 52 31.8 r H45
2009-02-22 07:59:55 C 09 54 58.09 +19 52 31.5 r H45
2009-02-22 08:02:11 C 09 54 57.87 +19 52 31.1 r H45
2009-02-23 07:38:17 C 09 53 14.95 +19 49 39.9 r H45
2009-02-23 07:40:28 C 09 53 14.76 +19 49 39.5 r H45
2009-02-23 07:43:58 C 09 53 14.45 +19 49 39.0 r H45
2009-02-23 07:45:46 C 09 53 14.26 +19 49 38.7 r H45
2009-02-23 07:48:31 C 09 53 14.03 +19 49 38.3 r H45
2009-02-23 07:49:56 C 09 53 13.91 +19 49 37.9 r H45
2009-02-23 07:51:28 C 09 53 13.79 +19 49 37.9 r H45
2009-02-23 23:26:56 C 09 52 01.70 +19 47 09.3 c 587
2009-02-23 23:28:38 C 09 52 01.53 +19 47 09.5 c 587
2009-02-23 23:30:20 C 09 52 01.38 +19 47 08.9 c 587
2009-02-23 23:39:53 C 09 52 00.51 +19 47 07.1 c 587
2009-02-24 02:55:28 C 09 51 47.26 +19 46 38.1 o H55
2009-02-24 02:57:39 C 09 51 47.05 +19 46 37.7 o H55
2009-02-24 03:00:42 C 09 51 46.76 +19 46 37.3 o H55
2009-02-24 04:46:24 C 09 51 38.01 +19 46 27.0 r 703
2009-02-24 04:49:35 C 09 51 37.72 +19 46 26.3 r 703
2009-02-24 04:52:46 C 09 51 37.36 +19 46 26.7 r 703
2009-02-24 04:55:50 C 09 51 37.15 +19 46 25.8 r 703
2009-02-25 19:05:59 C 09 48 12.94 +19 38 14.6 r A13
2009-02-25 19:33:09 C 09 48 10.10 +19 38 09.1 r A13
2009-02-25 19:59:52 C 09 48 07.21 +19 38 04.3 r A13
2009-02-26 00:14:53 C 09 47 38.51 +19 37 03.5 r B67
2009-02-26 00:31:15 C 09 47 36.68 +19 36 58.8 r B67
2009-02-26 00:46:56 C 09 47 34.89 +19 36 54.4 r B67
2009-02-27 20:49:18 C 09 42 48.62 +19 23 12.8 r B09
2009-02-27 20:57:10 C 09 42 47.56 +19 23 10.5 r B09
2009-02-27 23:46:53 C 09 42 23.94 +19 22 03.5 c A24
2009-02-27 23:48:19 C 09 42 23.72 +19 22 03.1 c A24
2009-02-28 00:07:46 C 09 42 21.03 +19 21 54.8 c A24
2009-02-28 00:28:39 C 09 42 18.13 +19 21 45.9 c A24
2009-02-28 00:48:06 C 09 42 15.41 +19 21 37.6 c A24
2009-02-28 00:49:32 C 09 42 15.22 +19 21 37.0 c A24
2009-03-01 04:16:57 C 09 38 42.10 +19 09 53.6 r G96
2009-03-01 04:18:34 C 09 38 41.85 +19 09 52.7 r G96
2009-03-01 04:20:08 C 09 38 41.60 +19 09 52.1 r G96
2009-03-01 04:21:42 C 09 38 41.35 +19 09 51.6 r G96
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2009-03-15 00:20:00 -16341.14 6 Hz 8560 -14 -14
2009-03-15 01:00:00 18476303.539 20 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)