2011 JA8

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6372178033 ± 5.37e-08
Semi-major axis (a)3.1302570462 AU ± 9.29e-08
Inclination (i)21.86912367° ± 5.24e-06
Long. of Asc. Node (Ω)158.06260494° ± 1.63e-05
Arg. of Perihelion (ω)159.09513533° ± 2.14e-05
Mean Anomaly (M)194.17978615° ± 4.46e-05
Mean Motion (n)0.1779681449°/day ± 7.92e-09
Perihelion dist (q)1.13560153 AU ± 1.71e-07
Aphelion dist (Q)5.12491256 AU ± 2.27e-07
Orbital Period5.53821744 yr ± 2.47e-07
Physical Parameters
H (abs. magnitude)17.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.339″
Uncertainty0
Orbit TypeAmor
MOID0.144385 AU
Observations Used218
Oppositions9
Arc Total2011-2022
First Observation Used2011-05-06
Last Observation Used2022-07-30
Observations (219)
Date Type RA Dec Mag Band Observatory
2011-11-24 00:51:17 C 23 19 23.54 -27 10 32.6 o 807
2011-12-20 01:47:24 C 00 25 15.55 -20 25 17.7 o 807
2011-12-20 01:58:26 C 00 25 16.56 -20 25 10.2 o 807
2011-12-20 02:09:27 C 00 25 17.57 -20 25 02.4 o 807
2011-12-20 02:19:20 C 00 25 18.48 -20 24 55.8 o 807
2016-03-29 23:58:37 C 11 36 35.17 +12 14 17.7 t 950
2016-03-30 00:00:50 C 11 36 35.09 +12 14 18.3 t 950
2016-03-30 00:02:19 C 11 36 35.04 +12 14 18.8 t 950
2017-10-22 13:16:38 C 05 40 16.613 -08 24 23.46 L F51
2017-10-22 13:33:48 C 05 40 16.263 -08 24 30.99 L F51
2017-10-22 13:50:57 C 05 40 15.928 -08 24 38.49 L F51
2017-10-22 14:08:07 C 05 40 15.583 -08 24 45.95 L F51
2017-11-10 12:36:12 C 05 26 11.847 -11 06 56.63 L F51
2017-11-10 12:53:58 C 05 26 11.067 -11 07 01.15 L F51
2017-11-10 13:11:55 C 05 26 10.299 -11 07 05.67 L F51
2017-11-10 13:29:44 C 05 26 09.520 -11 07 10.26 L F51
2022-07-30 23:19:36 C 13 26 21.34 +12 10 30.3 V 807
2022-07-30 23:30:15 C 13 26 21.91 +12 10 25.4 V 807
2022-07-30 23:40:54 C 13 26 22.54 +12 10 19.3 V 807