1999 EO3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6059689501 ± 1.92e-08
Semi-major axis (a)2.6790684692 AU ± 2.56e-09
Inclination (i)23.84953120° ± 6.91e-06
Long. of Asc. Node (Ω)159.63161509° ± 2.41e-06
Arg. of Perihelion (ω)304.55014448° ± 9.19e-06
Mean Anomaly (M)40.79544263° ± 2.65e-06
Mean Motion (n)0.2247690741°/day ± 3.23e-10
Perihelion dist (q)1.05563616 AU ± 5.14e-08
Aphelion dist (Q)4.30250078 AU ± 5.15e-08
Orbital Period4.38506181 yr ± 6.29e-09
Physical Parameters
H (abs. magnitude)19.09
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.213″
Uncertainty0
Orbit TypeAmor
MOID0.205459 AU
Observations Used305
Oppositions17
Arc Total1999-2021
First Observation Used1999-03-13
Last Observation Used2021-04-17
Observations (316)
Date Type RA Dec Mag Band Observatory
2021-04-01 06:51:41 C 11 29 10.51 +29 06 04.2 V G96
2021-04-01 06:59:04 C 11 29 10.63 +29 06 07.2 V G96
2021-04-01 07:06:27 C 11 29 10.76 +29 06 10.4 V G96
2021-04-01 07:13:49 C 11 29 10.91 +29 06 13.4 V G96
2021-04-03 06:50:14 C 11 30 12.28 +29 24 15.0 V 703
2021-04-03 06:57:51 C 11 30 12.34 +29 24 18.2 V 703
2021-04-03 07:05:27 C 11 30 12.59 +29 24 20.7 V 703
2021-04-03 07:13:03 C 11 30 12.73 +29 24 23.2 V 703
2021-04-16 06:36:45 C 11 38 01.951 +30 01 44.93 U F51
2021-04-16 06:52:53 C 11 38 02.361 +30 01 44.24 U F51
2021-04-16 07:08:59 C 11 38 02.763 +30 01 43.37 U F51
2021-04-16 07:25:13 C 11 38 03.183 +30 01 42.46 U F51
2021-04-17 05:37:12 C 11 38 41.31 +30 00 08.2 V G96
2021-04-17 05:45:28 C 11 38 41.52 +30 00 07.2 V G96
2021-04-17 05:53:42 C 11 38 41.74 +30 00 06.7 V G96
2021-04-17 06:01:55 C 11 38 41.95 +30 00 06.1 V G96