2016 AL9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4541632823 ± 4.89e-05
Semi-major axis (a)2.0623661474 AU ± 2.22e-04
Inclination (i)7.91550246° ± 6.99e-04
Long. of Asc. Node (Ω)291.73248188° ± 2.62e-04
Arg. of Perihelion (ω)169.98765727° ± 2.46e-04
Mean Anomaly (M)122.11567719° ± 1.99e-01
Mean Motion (n)0.3327849054°/day ± 5.37e-05
Perihelion dist (q)1.12571517 AU ± 1.58e-04
Aphelion dist (Q)2.99901713 AU ± 3.38e-04
Orbital Period2.96175177 yr ± 4.78e-04
Physical Parameters
H (abs. magnitude)24.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.262″
Uncertainty3
Orbit TypeAmor
MOID0.143569 AU
Observations Used31
Oppositions1
Arc Total2016-2016
First Observation Used2016-01-03
Last Observation Used2016-02-08
Observations (31)
Date Type RA Dec Mag Band Observatory
2016-01-03 10:02:04 C 09 00 58.408 +22 45 27.70 L F51
2016-01-03 10:18:49 C 09 00 59.461 +22 44 41.80 L F51
2016-01-03 10:35:33 C 09 01 00.489 +22 43 55.40 L F51
2016-01-03 10:52:24 C 09 01 01.524 +22 43 09.14 L F51
2016-01-04 09:15:10 C 09 02 41.379 +21 40 20.02 t 568
2016-01-04 09:16:59 C 09 02 41.492 +21 40 15.04 t 568
2016-01-04 09:18:49 C 09 02 41.603 +21 40 10.04 t 568
2016-01-05 08:33:29 C 09 04 15.07 +20 34 54.9 u H21
2016-01-05 08:54:57 C 09 04 16.23 +20 33 54.4 u H21
2016-01-05 09:19:26 C 09 04 17.57 +20 32 45.8 u H21
2016-01-07 00:27:24 C 09 06 50.199 +18 44 03.69 q J04
2016-01-07 00:52:22 C 09 06 51.409 +18 42 55.54 q J04
2016-01-07 01:17:22 C 09 06 52.583 +18 41 47.42 q J04
2016-01-14 07:22:09 C 09 14 55.67 +11 01 48.9 u H21
2016-01-14 07:45:51 C 09 14 56.21 +11 00 50.4 u H21
2016-01-14 08:07:30 C 09 14 56.65 +10 59 56.7 u H21
2016-01-15 07:34:25 C 09 15 42.69 +10 02 33.7 u H21
2016-01-15 07:44:41 C 09 15 42.88 +10 02 08.7 u H21
2016-01-15 08:00:17 C 09 15 43.16 +10 01 31.0 u H21
2016-01-19 07:45:32 C 09 18 10.46 +06 21 56.5 u H21
2016-01-19 08:00:10 C 09 18 10.59 +06 21 24.8 u H21
2016-01-19 08:22:59 C 09 18 10.81 +06 20 35.3 u H21
2016-01-29 06:24:02 C 09 20 51.99 -00 48 42.1 u 807
2016-01-29 06:37:03 C 09 20 51.87 -00 49 01.9 u 807
2016-01-29 06:49:37 C 09 20 51.81 -00 49 20.2 u 807
2016-01-30 05:41:53 C 09 20 58.86 -01 22 26.0 o 291
2016-01-30 05:51:05 C 09 20 58.74 -01 22 39.1 o 291
2016-01-30 06:00:16 C 09 20 58.74 -01 22 51.8 o 291
2016-02-08 05:31:42 C 09 21 00.20 -05 15 21.2 u 807
2016-02-08 05:52:58 C 09 20 59.98 -05 15 38.6 u 807
2016-02-08 06:14:16 C 09 20 59.73 -05 15 55.5 u 807