2009 DE1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6119486194 ± 4.20e-07
Semi-major axis (a)1.7303182303 AU ± 2.83e-09
Inclination (i)0.94953893° ± 9.12e-06
Long. of Asc. Node (Ω)157.32429530° ± 3.03e-05
Arg. of Perihelion (ω)82.82612110° ± 9.28e-05
Mean Anomaly (M)95.19431002° ± 3.50e-06
Mean Motion (n)0.4330353005°/day ± 1.06e-09
Perihelion dist (q)0.67145238 AU ± 7.27e-07
Aphelion dist (Q)2.78918408 AU ± 7.27e-07
Orbital Period2.27608761 yr ± 5.57e-09
Physical Parameters
H (abs. magnitude)24.55
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.203″
Uncertainty0
Orbit TypeApollo
MOID0.000455 AU
Observations Used65
Oppositions9
Arc Total2009-2025
First Observation Used2009-02-19
Last Observation Used2025-02-26
Observations (92)
Date Type RA Dec Mag Band Observatory
2009-02-19 09:20:43 C 11 46 52.86 +00 09 05.5 r 703
2009-02-19 09:32:25 C 11 46 58.33 +00 08 31.7 r 703
2009-02-19 09:44:17 C 11 47 03.84 +00 07 53.1 r 703
2009-02-19 09:55:55 C 11 47 09.34 +00 07 17.5 r 703
2009-02-19 10:19:42 C 11 47 20.72 +00 06 04.5 r 703
2009-02-19 10:20:45 C 11 47 21.05 +00 06 03.3 r 703
2009-02-19 10:21:46 C 11 47 21.56 +00 05 59.3 r 703
2009-02-19 10:22:49 C 11 47 22.13 +00 05 58.4 r 703
2009-02-19 11:16:33 C 11 47 47.57 +00 03 07.6 v H01
2009-02-19 11:19:14 C 11 47 48.98 +00 03 02.5 r 703
2009-02-19 11:20:17 C 11 47 49.63 +00 02 57.7 r 703
2009-02-19 11:21:13 C 11 47 50.02 +00 02 55.7 r 703
2009-02-19 11:22:14 C 11 47 50.34 +00 02 49.8 v H01
2009-02-19 11:22:16 C 11 47 50.60 +00 02 51.8 r 703
2009-02-19 11:29:05 C 11 47 53.66 +00 02 28.3 v H01
2009-02-19 11:35:15 C 11 47 56.67 +00 02 09.1 v H01
2009-02-19 22:33:34 C 11 54 04.45 -00 34 24.0 r 493
2009-02-19 22:34:52 C 11 54 05.17 -00 34 28.4 r 493
2009-02-19 22:36:08 C 11 54 05.91 -00 34 33.3 r 493
2009-02-20 11:45:28 C 12 02 12.20 -01 24 56.2 v H01
2009-02-20 11:50:47 C 12 02 15.68 -01 25 18.4 v H01
2009-02-20 11:56:36 C 12 02 19.50 -01 25 42.5 v H01
2009-02-20 12:04:42 C 12 02 24.86 -01 26 16.2 v H01
2009-02-24 11:32:23 C 14 28 56.51 -14 41 47.4 r 703
2009-02-24 11:32:53 C 14 28 57.93 -14 41 54.5 r 703
2009-02-24 11:33:23 C 14 28 59.29 -14 41 59.2 r 703
2009-02-25 11:00:03 C 15 50 18.50 -19 29 16.4 v H01
2009-02-25 11:10:45 C 15 50 58.71 -19 31 06.9 v H01
2009-02-25 11:18:55 C 15 51 29.46 -19 32 30.9 v H01
2025-02-20 08:08:45 C 11 18 33.340 +03 10 35.29 V G96
2025-02-20 08:16:11 C 11 18 35.690 +03 10 20.24 V G96
2025-02-20 08:31:05 C 11 18 40.453 +03 09 49.57 V G96
2025-02-20 10:04:09 C 11 19 10.530 +03 06 37.40 V 691
2025-02-20 10:16:24 C 11 19 14.570 +03 06 11.70 V 691
2025-02-20 10:28:39 C 11 19 18.590 +03 05 45.70 V 691
2025-02-20 10:35:45 C 11 19 20.795 +03 05 30.16 V I52
2025-02-20 10:37:35 C 11 19 21.421 +03 05 26.27 V I52
2025-02-20 10:39:26 C 11 19 22.033 +03 05 22.60 V I52
2025-02-20 10:41:17 C 11 19 22.652 +03 05 18.31 V I52
2025-02-20 12:27:03 C 11 19 58.609 +03 01 31.44 V I52
2025-02-20 12:28:53 C 11 19 59.236 +03 01 27.34 V I52
2025-02-20 12:30:45 C 11 19 59.894 +03 01 23.30 V I52
2025-02-20 12:32:36 C 11 20 00.532 +03 01 19.13 V I52
2025-02-20 20:23:11 C 11 23 14.730 +02 42 58.70 W 246
2025-02-20 20:23:31 C 11 23 14.770 +02 42 58.30 W 246
2025-02-20 20:24:10 C 11 23 15.070 +02 42 56.40 W 246
2025-02-20 20:24:30 C 11 23 15.190 +02 42 56.40 W 246
2025-02-20 20:25:09 C 11 23 15.470 +02 42 55.10 W 246
2025-02-20 20:30:06 C 11 23 17.450 +02 42 42.20 W 246
2025-02-20 20:30:35 C 11 23 17.510 +02 42 41.80 W 246