2021 LD7

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5849750454 ± 3.92e-05
Semi-major axis (a)2.3919579425 AU ± 2.23e-04
Inclination (i)4.35522808° ± 1.86e-04
Long. of Asc. Node (Ω)104.81417457° ± 3.59e-04
Arg. of Perihelion (ω)195.12135659° ± 2.61e-04
Mean Anomaly (M)64.71730301° ± 5.96e-02
Mean Motion (n)0.2664292899°/day ± 3.73e-05
Perihelion dist (q)0.99272224 AU ± 1.32e-04
Aphelion dist (Q)3.79119365 AU ± 3.66e-04
Orbital Period3.69939162 yr ± 5.18e-04
Physical Parameters
H (abs. magnitude)23.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.278″
Uncertainty2
Orbit TypeApollo
MOID0.007036 AU
Observations Used49
Oppositions1
Arc Total2021-2021
First Observation Used2021-06-12
Last Observation Used2021-08-08
Observations (56)
Date Type RA Dec Mag Band Observatory
2021-06-22 10:41:04 C 23 38 32.64 +07 03 22.9 o 291
2021-06-24 01:30:09 S 00 02 07.752 +07 10 54.26 L C51
2021-06-24 04:38:28 S 00 03 54.754 +07 11 17.63 L C51
2021-07-08 13:23:55 C 01 58 28.513 +06 48 59.77 V T12
2021-07-08 13:33:14 C 01 58 30.182 +06 48 59.26 V T12
2021-08-08 13:44:13 C 03 12 27.568 +06 27 02.53 V T12