2017 DA120

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6259859990 ± 1.33e-05
Semi-major axis (a)1.4402933522 AU ± 1.51e-06
Inclination (i)29.51096506° ± 4.15e-03
Long. of Asc. Node (Ω)347.53401591° ± 1.92e-03
Arg. of Perihelion (ω)10.79340570° ± 1.82e-03
Mean Anomaly (M)120.11243320° ± 1.15e-02
Mean Motion (n)0.5702113293°/day ± 8.96e-07
Perihelion dist (q)0.53868988 AU ± 1.92e-05
Aphelion dist (Q)2.34189683 AU ± 1.94e-05
Orbital Period1.72852806 yr ± 2.71e-06
Physical Parameters
H (abs. magnitude)19.63
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.036″
Uncertainty2
Orbit TypeApollo
MOID0.461628 AU
Observations Used9
Oppositions3
Arc Total2017-2023
First Observation Used2017-02-24
Last Observation Used2023-11-11
Observations (9)
Date Type RA Dec Mag Band Observatory
2017-02-24 12:17:44 C 10 40 37.503 +24 15 07.34 L F51
2017-02-24 12:36:37 C 10 40 35.317 +24 15 06.32 L F51
2017-02-24 12:55:37 C 10 40 33.123 +24 15 05.22 L F51
2017-02-25 10:31:36 C 10 38 07.034 +24 13 56.48 U 568
2017-02-25 10:33:02 C 10 38 06.872 +24 13 56.40 U 568
2017-02-25 10:34:26 C 10 38 06.707 +24 13 56.31 U 568
2023-11-11 14:57:02 C 11 47 52.276 +17 49 22.41 V T12
2023-11-11 15:07:22 C 11 47 52.848 +17 49 17.60 V T12
2023-11-11 15:17:35 C 11 47 53.409 +17 49 12.91 V T12