2012 DK31

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5766490024 ± 1.16e-07
Semi-major axis (a)0.6937698411 AU ± 8.24e-09
Inclination (i)11.17112276° ± 1.50e-05
Long. of Asc. Node (Ω)165.17425674° ± 1.66e-05
Arg. of Perihelion (ω)149.28135098° ± 1.69e-05
Mean Anomaly (M)151.04710872° ± 8.29e-05
Mean Motion (n)1.7056469859°/day ± 3.04e-08
Perihelion dist (q)0.29370815 AU ± 8.03e-08
Aphelion dist (Q)1.09383153 AU ± 8.13e-08
Orbital Period0.57786065 yr ± 1.03e-08
Physical Parameters
H (abs. magnitude)22.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.375″
Uncertainty0
Orbit TypeAten
MOID0.025084 AU
Observations Used149
Oppositions8
Arc Total2012-2023
First Observation Used2012-02-24
Last Observation Used2023-01-20
Observations (152)
Date Type RA Dec Mag Band Observatory
2012-02-26 20:22:40 C 05 51 57.24 -05 23 09.4 v I93
2012-02-26 20:25:40 C 05 51 55.22 -05 22 49.9 v I93
2012-02-26 20:36:36 C 05 51 46.74 -05 21 38.8 t B28
2012-02-26 20:38:10 C 05 51 46.70 -05 21 28.1 v I93
2012-02-26 20:40:08 C 05 51 44.39 -05 21 16.1 t B28
2012-02-26 20:40:25 C 05 51 44.18 -05 21 14.2 t B28
2012-02-28 01:10:33 C 05 33 45.58 -02 19 00.5 u H21
2012-02-28 01:14:22 C 05 33 43.19 -02 18 36.9 u H21
2012-02-28 01:18:11 C 05 33 40.79 -02 18 13.5 u H21
2012-02-28 01:22:08 C 05 33 38.32 -02 17 49.4 u H21
2012-02-29 12:45:00 C 05 13 22.17 +01 11 11.2 r E12
2012-02-29 12:50:55 C 05 13 18.83 +01 11 45.1 r E12
2012-03-02 01:01:01 C 04 55 03.52 +04 17 51.6 u H21
2012-03-02 01:09:07 C 04 54 59.54 +04 18 29.9 u H21
2012-03-02 01:13:10 C 04 54 57.56 +04 18 49.5 u H21
2012-03-06 01:43:26 C 04 15 45.58 +10 47 35.8 r H21
2012-03-06 01:53:34 C 04 15 41.88 +10 48 09.7 r H21
2012-03-06 02:01:05 C 04 15 39.19 +10 48 33.1 r H21
2012-03-10 01:16:14 C 03 47 04.91 +15 06 38.3 u H21
2012-03-10 01:35:10 C 03 46 59.68 +15 07 19.7 u H21
2012-03-10 01:53:39 C 03 46 54.78 +15 07 59.7 u H21
2016-02-05 04:11:53 C 06 27 57.22 -21 19 00.8 o 926
2016-02-05 04:16:05 C 06 27 56.02 -21 18 42.6 o 926
2016-02-05 04:20:15 C 06 27 54.87 -21 18 24.0 o 926
2016-02-06 04:07:44 C 06 21 50.50 -19 33 30.2 o 926
2016-02-06 04:11:46 C 06 21 49.46 -19 33 12.4 o 926
2016-02-06 04:15:48 C 06 21 48.38 -19 32 55.3 o 926
2016-02-06 05:34:35 C 06 21 27.92 -19 27 10.4 o 926
2016-02-06 05:38:35 C 06 21 26.93 -19 26 53.1 o 926
2016-02-06 05:42:36 C 06 21 25.87 -19 26 35.5 o 926
2016-02-13 03:06:48 C 05 49 21.38 -08 29 56.0 R G45
2016-02-13 03:21:39 C 05 49 19.00 -08 29 03.2 R G45
2016-02-13 03:28:03 C 05 49 17.99 -08 28 40.6 R G45
2016-02-13 03:33:49 C 05 49 17.04 -08 28 20.9 R G45
2016-02-15 01:36:32 C 05 42 53.16 -05 51 25.4 u 807
2016-02-15 01:44:04 C 05 42 52.12 -05 51 00.8 u 807
2016-02-15 01:51:36 C 05 42 51.07 -05 50 36.3 u 807
2016-02-15 02:41:24 C 05 42 45.85 -05 48 37.7 o 291
2016-02-15 02:43:44 C 05 42 45.53 -05 48 29.8 o 291
2016-02-15 02:46:05 C 05 42 45.19 -05 48 21.9 o 291
2020-01-26 02:01:30 C 03 25 23.43 -26 36 29.6 o 691
2020-01-26 02:13:54 C 03 25 25.44 -26 35 30.3 o 691
2020-01-26 02:26:18 C 03 25 27.49 -26 34 29.9 o 691
2020-01-26 03:00:46 C 03 25 33.11 -26 31 43.1 V I52
2020-01-26 03:03:10 C 03 25 33.50 -26 31 32.5 V I52
2020-01-26 03:05:34 C 03 25 33.95 -26 31 21.4 V I52
2020-01-26 03:07:58 C 03 25 34.38 -26 31 09.4 V I52
2020-01-28 02:31:20 C 03 33 22.60 -22 51 15.7 o 691
2020-01-28 02:47:35 C 03 33 24.74 -22 50 02.2 o 691
2020-01-28 03:03:50 C 03 33 27.28 -22 48 50.2 o 691