2009 DO111

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2814928808 ± 9.88e-09
Semi-major axis (a)1.0509672589 AU ± 1.07e-09
Inclination (i)2.97890087° ± 1.81e-06
Long. of Asc. Node (Ω)1.90072244° ± 2.84e-06
Arg. of Perihelion (ω)273.51387939° ± 3.06e-06
Mean Anomaly (M)113.57623757° ± 3.07e-06
Mean Motion (n)0.9148049298°/day ± 1.40e-09
Perihelion dist (q)0.75512746 AU ± 1.04e-08
Aphelion dist (Q)1.34680706 AU ± 1.05e-08
Orbital Period1.07741689 yr ± 1.65e-09
Physical Parameters
H (abs. magnitude)22.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.262″
Uncertainty0
Orbit TypeApollo
MOID0.002034 AU
Observations Used302
Radar Obs Used1
Oppositions1
Arc Total2009-2025
First Observation Used2009-02-22
Last Observation Used2025-11-23
Observations (321)
Date Type RA Dec Mag Band Observatory
2009-03-19 01:47:34 C 12 01 00.95 +34 52 00.7 r J95
2009-03-19 01:50:49 C 12 00 56.62 +34 54 52.7 r J95
2009-03-19 03:24:14 C 12 01 10.35 +36 22 37.3 o 673
2009-03-19 03:28:16 C 12 01 05.29 +36 26 45.4 o 673
2009-03-19 03:35:09 C 12 00 56.45 +36 33 54.1 o 673
2009-03-19 03:36:43 C 12 00 54.40 +36 35 31.8 o 673
2009-03-19 03:51:00 C 12 00 35.40 +36 50 28.7 o 673
2009-03-19 04:47:43 n 11 58 31.04 +37 50 55.8 r H25
2009-03-19 04:47:51 n 11 58 30.81 +37 51 04.9 r H25
2009-03-19 04:47:59 n 11 58 30.58 +37 51 14.4 r H25
2009-03-19 04:48:05 n 11 58 30.41 +37 51 20.9 r H25
2009-03-19 04:48:09 n 11 58 30.28 +37 51 24.6 r H25
2009-03-19 04:48:14 n 11 58 30.16 +37 51 29.8 r H25
2009-03-19 06:03:47 n 11 56 14.37 +39 16 40.7 r H25
2009-03-19 06:03:52 n 11 56 14.25 +39 16 46.7 r H25
2009-03-19 06:04:00 n 11 56 13.96 +39 16 56.0 r H25
2009-03-19 06:04:06 n 11 56 13.76 +39 17 03.7 r H25
2009-03-19 06:04:10 n 11 56 13.68 +39 17 07.5 r H25
2009-03-19 06:04:15 n 11 56 13.49 +39 17 13.4 r H25
2009-03-19 19:27:09 C 11 03 31.17 +63 44 17.1 o J95
2009-03-19 19:32:01 C 11 02 34.33 +63 57 45.9 o J95
2009-03-19 20:03:09 C 10 55 41.98 +65 26 18.5 o B84
2009-03-19 20:03:46 C 10 55 33.58 +65 28 00.9 o B84
2009-03-19 20:04:31 C 10 55 23.10 +65 30 08.3 o B84
2009-03-19 20:05:16 C 10 55 12.53 +65 32 16.6 o B84
2009-03-19 20:06:01 C 10 55 01.99 +65 34 23.8 o B84
2009-03-19 20:11:57 C 10 53 37.48 +65 51 09.5 o B84
2009-03-19 20:12:34 C 10 53 28.73 +65 52 52.3 o B84
2009-03-19 20:57:01 C 10 41 14.22 +68 00 28.4 c 127
2009-03-19 20:57:39 C 10 41 02.91 +68 02 14.9 c 127
2009-03-19 20:58:13 C 10 40 52.31 +68 03 53.5 c 127
2009-03-19 20:58:52 C 10 40 40.62 +68 05 43.2 c 127
2009-03-19 20:59:32 C 10 40 28.36 +68 07 37.1 c 127
2009-03-19 21:00:10 C 10 40 16.80 +68 09 24.4 c 127
2009-03-19 21:00:45 C 10 40 05.52 +68 11 07.8 c 127
2009-03-19 21:01:28 C 10 39 52.10 +68 13 11.6 c 127
2009-03-19 21:02:06 C 10 39 40.01 +68 15 01.8 c 127
2009-03-19 21:27:00 C 10 31 22.66 +69 25 55.9 c 127
2009-03-19 21:27:40 C 10 31 08.44 +69 27 49.7 c 127
2009-03-19 21:28:21 C 10 30 54.17 +69 29 43.3 c 127
2009-03-19 21:29:00 C 10 30 39.70 +69 31 37.4 c 127
2009-03-19 21:29:30 C 10 31 11.81 +69 31 31.6 o J95
2009-03-19 21:29:40 C 10 30 25.39 +69 33 30.9 c 127
2009-03-19 21:30:21 C 10 30 10.77 +69 35 25.3 c 127
2009-03-19 21:31:01 C 10 29 56.35 +69 37 28.8 c 127
2009-03-19 21:31:40 C 10 29 41.79 +69 39 12.8 c 127
2009-03-19 21:38:17 C 10 27 58.92 +69 56 40.0 o J95
2009-03-19 21:53:54 C 10 21 52.31 +70 41 09.0 o J95
2009-03-19 21:54:21 C 10 21 41.59 +70 42 23.2 o J95
2009-03-19 21:54:51 C 10 21 29.22 +70 43 48.8 o J95
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2009-03-21 00:40:00 -440211.62 20 Hz 8560 -13 -14
Station codes
-14 DSS-14 Goldstone (70-m) -13 DSS-13 Goldstone (34-m)