1999 LD30

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6304943807 ± 1.65e-07
Semi-major axis (a)2.8660578492 AU ± 3.05e-07
Inclination (i)8.13358423° ± 1.18e-05
Long. of Asc. Node (Ω)85.50195215° ± 3.11e-05
Arg. of Perihelion (ω)206.80536877° ± 5.17e-05
Mean Anomaly (M)157.36960500° ± 1.70e-04
Mean Motion (n)0.2031350419°/day ± 3.25e-08
Perihelion dist (q)1.05902448 AU ± 4.86e-07
Aphelion dist (Q)4.67309122 AU ± 6.87e-07
Orbital Period4.85207414 yr ± 7.76e-07
Physical Parameters
H (abs. magnitude)20.49
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.543″
Uncertainty0
Orbit TypeAmor
MOID0.062476 AU
Observations Used72
Oppositions4
Arc Total1999-2004
First Observation Used1999-06-15
Last Observation Used2004-10-10
Observations (72)
Date Type RA Dec Mag Band Observatory
1999-09-18 15:41:35 C 00 07 05.23 -29 08 30.5 413
1999-10-06 15:19:35 C 23 57 18.61 -24 25 00.8 413
1999-10-06 15:24:48 C 23 57 18.50 -24 24 57.5 413
1999-10-07 11:48:47 C 23 57 04.41 -24 10 44.8 413
1999-10-07 11:52:36 C 23 57 04.34 -24 10 42.5 413
1999-10-15 13:42:48 C 23 55 48.42 -21 54 21.6 413
1999-10-15 13:46:49 C 23 55 48.37 -21 54 18.2 413
1999-10-17 14:39:02 C 23 55 47.75 -21 19 48.7 413
1999-10-17 14:44:59 C 23 55 47.75 -21 19 43.6 413
2004-09-17 08:58:48 C 02 58 34.30 -00 38 12.9 d 291
2004-09-17 09:04:33 C 02 58 34.06 -00 38 14.3 d 291
2004-09-17 09:10:03 C 02 58 33.81 -00 38 15.4 d 291
2004-09-22 09:24:26 C 02 53 42.252 -01 00 36.06 645
2004-09-22 09:25:02 C 02 53 42.240 -01 00 36.12 645
2004-09-22 09:29:12 C 02 53 42.040 -01 00 37.12 645
2004-09-22 09:29:48 C 02 53 42.005 -01 00 37.27 645
2004-10-09 10:44:28 C 02 30 47.99 -02 03 11.1 d 291
2004-10-09 10:56:23 C 02 30 47.12 -02 03 11.8 d 291
2004-10-09 11:06:32 C 02 30 46.45 -02 03 13.9 d 291
2004-10-10 11:13:28 C 02 29 14.93 -02 05 41.2 d 291
2004-10-10 11:20:27 C 02 29 14.42 -02 05 40.5 d 291
2004-10-10 11:27:42 C 02 29 13.98 -02 05 41.8 d 291