2009 DL1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4646628246 ± 2.48e-08
Semi-major axis (a)2.2413459411 AU ± 2.06e-09
Inclination (i)3.55826828° ± 2.45e-06
Long. of Asc. Node (Ω)352.50779216° ± 2.24e-05
Arg. of Perihelion (ω)225.48587812° ± 2.67e-05
Mean Anomaly (M)341.18424948° ± 5.88e-06
Mean Motion (n)0.2937304270°/day ± 4.05e-10
Perihelion dist (q)1.19987581 AU ± 5.55e-08
Aphelion dist (Q)3.28281608 AU ± 5.56e-08
Orbital Period3.35554710 yr ± 4.63e-09
Physical Parameters
H (abs. magnitude)18.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.311″
Uncertainty0
Orbit TypeAmor
MOID0.198619 AU
Observations Used487
Oppositions7
Arc Total2009-2019
First Observation Used2009-02-19
Last Observation Used2019-07-06
Observations (524)
Date Type RA Dec Mag Band Observatory
2009-04-01 06:32:22 C 14 04 25.36 -20 08 37.4 r H53
2009-04-02 16:23:50 C 14 07 16.82 -20 53 01.8 r 379
2009-04-02 16:26:30 C 14 07 17.04 -20 53 05.1 r 379
2009-04-02 16:33:08 C 14 07 17.52 -20 53 13.3 r 379
2009-04-02 16:35:49 C 14 07 17.75 -20 53 16.8 r 379
2009-04-04 09:57:55 C 14 10 49.89 -21 48 03.9 o H55
2009-04-04 10:02:19 C 14 10 50.22 -21 48 09.6 o H55
2009-04-04 10:06:16 C 14 10 50.53 -21 48 14.8 o H55
2009-04-07 13:39:39 C 14 17 31.12 -23 28 40.4 r E16
2009-04-07 13:48:33 C 14 17 31.86 -23 28 51.5 r E16
2009-04-07 13:56:02 C 14 17 32.54 -23 29 01.2 r E16
2009-04-08 07:42:15 C 14 19 06.64 -23 53 37.2 o H55
2009-04-08 07:44:21 C 14 19 06.81 -23 53 39.9 o H55
2009-04-08 07:46:27 C 14 19 07.00 -23 53 42.8 o H55
2009-04-08 07:49:24 C 14 19 07.23 -23 53 46.8 o H55
2009-04-08 07:51:36 C 14 19 07.43 -23 53 49.7 o H55
2009-04-08 07:54:24 C 14 19 07.66 -23 53 53.3 o H55
2009-04-09 06:15:29 C 14 21 08.63 -24 23 16.6 r 808
2009-04-09 06:24:59 C 14 21 09.25 -24 23 27.5 r 808
2009-04-09 06:35:00 C 14 21 10.07 -24 23 41.4 r 808
2009-04-09 07:42:41 C 14 21 16.34 -24 25 52.1 o H55
2009-04-09 07:48:20 C 14 21 16.80 -24 25 59.8 o H55
2009-04-09 07:53:43 C 14 21 17.24 -24 26 06.7 o H55
2009-04-13 03:33:40 C 14 29 43.64 -26 27 54.8 r I21
2009-04-13 03:44:23 C 14 29 44.51 -26 28 08.8 r I21
2009-04-13 03:57:27 C 14 29 45.63 -26 28 27.2 r I21
2009-04-13 05:57:00 C 14 29 55.57 -26 31 06.2 r 808
2009-04-13 06:07:10 C 14 29 56.47 -26 31 20.3 r 808
2009-04-13 06:17:00 C 14 29 57.31 -26 31 33.6 r 808
2009-04-15 02:04:18 C 14 34 05.67 -27 29 04.6 r I21
2009-04-15 02:12:31 C 14 34 06.36 -27 29 15.3 r I21
2009-04-15 02:24:10 C 14 34 07.39 -27 29 30.8 r I21
2009-04-15 02:33:31 C 14 34 08.19 -27 29 43.0 r I21
2009-04-16 06:32:31 C 14 36 45.18 -28 06 47.6 r H26
2009-04-16 06:33:15 C 14 36 45.30 -28 06 49.0 r H26
2009-04-16 06:33:59 C 14 36 45.36 -28 06 50.3 r H26
2009-04-16 16:54:45 C 14 37 42.70 -28 19 25.8 r E12
2009-04-16 17:09:27 C 14 37 43.96 -28 19 44.1 r E12
2009-04-16 17:24:08 C 14 37 45.19 -28 20 02.5 r E12
2009-04-16 17:38:55 C 14 37 46.45 -28 20 20.5 r E12
2009-04-17 01:47:49 C 14 38 36.68 -28 30 44.5 r I21
2009-04-17 01:55:40 C 14 38 37.36 -28 30 54.8 r I21
2009-04-22 02:05:00 C 14 50 08.88 -30 58 54.9 r I21
2009-04-22 02:14:22 C 14 50 09.73 -30 59 06.6 r I21
2009-04-22 02:23:21 C 14 50 10.50 -30 59 18.0 r I21
2009-04-22 14:21:22 C 14 51 18.39 -31 13 22.9 r E12
2009-04-22 14:35:19 C 14 51 19.58 -31 13 39.5 r E12
2009-04-26 02:47:20 C 14 59 29.49 -32 47 37.0 r I21
2009-04-26 02:57:11 C 14 59 30.43 -32 47 48.8 r I21
2009-04-26 05:06:19 C 14 59 41.32 -32 50 07.4 r I21