2011 DP

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5849515308 ± 7.64e-06
Semi-major axis (a)0.7987323390 AU ± 1.29e-05
Inclination (i)24.14654286° ± 9.08e-04
Long. of Asc. Node (Ω)153.05957130° ± 1.14e-04
Arg. of Perihelion (ω)197.07734467° ± 8.65e-04
Mean Anomaly (M)11.63144206° ± 4.63e-02
Mean Motion (n)1.3807351260°/day ± 3.34e-05
Perihelion dist (q)0.33151263 AU ± 8.11e-06
Aphelion dist (Q)1.26595204 AU ± 2.13e-05
Orbital Period0.71384168 yr ± 1.72e-05
NGA Modelr2
A2-1.07440202e-10 ± 1.82e-11 AU/d²
Physical Parameters
H (abs. magnitude)22.71
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.616″
Uncertainty2
Orbit TypeAten
MOID0.120647 AU
Observations Used29
Oppositions4
Arc Total2011-2021
First Observation Used2011-02-23
Last Observation Used2021-02-18
Observations (29)
Date Type RA Dec Mag Band Observatory
2011-02-23 06:04:22 C 10 20 13.48 +12 19 04.4 r 703
2011-02-23 06:30:22 C 10 20 06.28 +12 21 03.8 r 703
2011-02-23 06:43:18 C 10 20 02.61 +12 22 04.5 r 703
2011-02-23 08:27:10 C 10 19 33.50 +12 30 00.0 r 703
2011-02-23 08:28:20 C 10 19 33.18 +12 30 04.3 r 703
2011-02-23 08:29:30 C 10 19 32.86 +12 30 10.4 r 703
2011-02-23 22:06:55 C 10 15 55.28 +13 31 23.1 r 113
2011-02-23 22:20:22 C 10 15 51.60 +13 32 23.7 r 113
2011-02-23 22:33:49 C 10 15 47.96 +13 33 23.0 r 113
2021-02-09 09:01:50 C 12 25 22.40 -10 35 32.8 V G96
2021-02-09 09:24:03 C 12 25 17.84 -10 34 11.0 V G96
2021-02-16 12:38:03 C 11 48 02.094 +01 16 30.90 U F52
2021-02-16 12:55:53 C 11 47 57.672 +01 17 51.15 U F52
2021-02-16 13:13:39 C 11 47 53.225 +01 19 10.84 U F52
2021-02-17 05:05:34 C 11 44 05.94 +02 30 42.7 V W33
2021-02-17 05:17:39 C 11 44 02.91 +02 31 36.6 V W33
2021-02-17 05:29:48 C 11 43 59.90 +02 32 31.6 V W33
2021-02-17 07:16:51 C 11 43 34.05 +02 40 38.5 V I52
2021-02-17 07:18:40 C 11 43 33.51 +02 40 46.9 V I52
2021-02-17 07:20:29 C 11 43 33.09 +02 40 54.3 V I52
2021-02-18 02:29:39 C 11 38 50.70 +04 07 50.5 V 033
2021-02-18 02:32:19 C 11 38 50.05 +04 08 02.6 V 033
2021-02-18 02:35:00 C 11 38 49.36 +04 08 14.5 V 033
2021-02-18 11:23:13 C 11 36 38.51 +04 48 34.3 o 691
2021-02-18 11:36:59 C 11 36 34.97 +04 49 36.1 o 691
2021-02-18 11:50:33 C 11 36 31.59 +04 50 38.2 V I52
2021-02-18 11:50:45 C 11 36 31.50 +04 50 38.5 o 691
2021-02-18 11:56:33 C 11 36 29.98 +04 51 05.2 V I52
2021-02-18 11:58:22 C 11 36 29.53 +04 51 13.6 V I52