162161 (1999 DK3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4427511935 ± 1.62e-07
Semi-major axis (a)2.1156594856 AU ± 4.33e-08
Inclination (i)43.14200287° ± 2.23e-05
Long. of Asc. Node (Ω)149.69547439° ± 1.10e-05
Arg. of Perihelion (ω)103.01646904° ± 5.18e-05
Mean Anomaly (M)210.69816616° ± 1.09e-04
Mean Motion (n)0.3202901788°/day ± 9.83e-09
Perihelion dist (q)1.17894872 AU ± 3.44e-07
Aphelion dist (Q)3.05237025 AU ± 3.49e-07
Orbital Period3.07729162 yr ± 9.45e-08
Physical Parameters
H (abs. magnitude)17.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.552″
Uncertainty0
Orbit TypeAmor
MOID0.446134 AU
Observations Used167
Oppositions14
Arc Total1999-2020
First Observation Used1999-02-18
Last Observation Used2020-03-07
Observations (173)
Date Type RA Dec Mag Band Observatory
2002-03-30 03:27:50 C 09 33 24.03 +40 35 45.2 20.1 c 644
2002-03-30 03:31:14 C 09 33 23.92 +40 35 49.6 19.7 c 644
2002-03-30 04:00:56 C 09 33 22.75 +40 36 25.6 19.7 c 644
2002-03-30 04:04:19 C 09 33 22.64 +40 36 29.5 19.1 c 644
2002-03-30 04:31:34 C 09 33 21.60 +40 37 02.3 19.7 c 644
2002-03-30 04:35:00 C 09 33 21.45 +40 37 06.4 19.4 c 644
2005-02-16 06:24:29 C 09 18 37.49 +04 35 55.8 r H36
2005-02-16 06:45:14 C 09 18 36.11 +04 36 23.9 r H36
2005-03-13 02:56:49 C 08 45 09.14 +18 37 50.5 c 691
2005-03-13 03:20:07 C 08 45 08.11 +18 38 21.7 c 691
2005-03-13 03:43:26 C 08 45 07.08 +18 38 53.1 c 691
2005-05-01 03:56:50 C 08 51 29.25 +35 46 40.3 r 448
2005-05-01 04:18:46 C 08 51 30.34 +35 46 50.9 r 448
2005-05-01 05:01:18 C 08 51 32.46 +35 47 11.0 r 448
2008-01-25 07:41:02 C 08 59 22.75 -09 19 17.6 o H55
2008-01-25 07:52:24 C 08 59 22.14 -09 19 10.5 o H55
2008-01-25 08:03:49 C 08 59 21.46 -09 19 02.4 o H55
2014-01-04 05:27:30 C 08 12 20.77 -18 39 19.0 u 807
2014-01-04 05:38:47 C 08 12 20.26 -18 39 16.7 u 807
2014-01-04 05:52:03 C 08 12 19.63 -18 39 14.0 u 807
2020-03-07 01:39:07 C 06 26 10.72 -07 16 22.3 u H21
2020-03-07 01:54:31 C 06 26 10.76 -07 16 10.3 u H21
2020-03-07 02:02:51 C 06 26 10.75 -07 16 03.9 u H21