2013 AL20

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5642773959 ± 1.69e-04
Semi-major axis (a)2.4000057133 AU ± 8.65e-04
Inclination (i)0.49610601° ± 9.35e-05
Long. of Asc. Node (Ω)89.66845202° ± 8.73e-04
Arg. of Perihelion (ω)18.22049796° ± 1.30e-03
Mean Anomaly (M)167.15239375° ± 6.89e-01
Mean Motion (n)0.2650903160°/day ± 1.43e-04
Perihelion dist (q)1.04573674 AU ± 5.54e-04
Aphelion dist (Q)3.75427469 AU ± 1.41e-03
Orbital Period3.71807729 yr ± 2.01e-03
Physical Parameters
H (abs. magnitude)25.01
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.210″
Uncertainty3
Orbit TypeAmor
MOID0.062058 AU
Observations Used30
Oppositions1
Arc Total2012-2013
First Observation Used2012-12-08
Last Observation Used2013-01-20
Observations (30)
Date Type RA Dec Mag Band Observatory
2012-12-08 05:22:45 C 04 20 06.80 +20 21 40.6 V G96
2012-12-08 05:30:21 C 04 20 07.76 +20 21 44.9 V G96
2013-01-05 09:43:13 C 08 39 57.88 +20 42 29.0 r G96
2013-01-05 09:52:04 C 08 40 02.24 +20 42 14.7 r G96
2013-01-05 10:00:59 C 08 40 06.67 +20 41 59.7 r G96
2013-01-05 10:10:00 C 08 40 11.10 +20 41 44.7 r G96
2013-01-05 10:39:39 C 08 40 25.37 +20 40 50.0 o H01
2013-01-05 10:51:14 C 08 40 31.14 +20 40 30.3 o H01
2013-01-05 10:58:43 C 08 40 35.18 +20 40 22.0 r G96
2013-01-05 11:01:53 C 08 40 36.42 +20 40 11.9 o H01
2013-01-05 11:03:00 C 08 40 37.30 +20 40 14.5 r G96
2013-01-05 11:07:15 C 08 40 39.39 +20 40 07.4 r G96
2013-01-05 11:09:34 C 08 40 40.24 +20 39 58.6 o H01
2013-01-05 11:11:30 C 08 40 41.55 +20 39 59.9 r G96
2013-01-06 04:06:50 C 08 49 40.00 +20 11 21.7 t H01
2013-01-06 04:16:44 C 08 49 44.96 +20 11 06.5 t H01
2013-01-06 04:30:04 C 08 49 51.62 +20 10 45.6 t H01
2013-01-06 04:39:50 C 08 49 56.49 +20 10 30.5 t H01
2013-01-07 07:19:49 C 09 03 13.54 +19 24 21.0 o 291
2013-01-07 07:23:38 C 09 03 15.34 +19 24 15.0 o 291
2013-01-07 07:27:28 C 09 03 17.06 +19 24 08.3 o 291
2013-01-07 10:00:21 C 09 04 23.97 +19 19 19.1 u H21
2013-01-07 10:10:22 C 09 04 28.60 +19 19 00.5 u H21
2013-01-07 10:20:23 C 09 04 33.22 +19 18 41.7 u H21
2013-01-14 00:43:50 C 10 08 43.75 +14 36 19.9 t J04
2013-01-14 00:49:42 C 10 08 45.52 +14 36 10.5 t J04
2013-01-14 00:55:33 C 10 08 47.30 +14 36 01.2 t J04
2013-01-20 13:13:16 C 10 48 48.21 +10 53 11.1 o 291
2013-01-20 13:21:25 C 10 48 49.71 +10 53 01.2 o 291
2013-01-20 13:29:35 C 10 48 51.19 +10 52 51.0 o 291