264308 (1999 NA5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2486343707 ± 2.00e+00
Semi-major axis (a)1.4364597487 AU ± 3.00e+00
Inclination (i)4.27836651° ± 4.00e+00
Long. of Asc. Node (Ω)262.08986118° ± 5.00e+00
Arg. of Perihelion (ω)318.97392105° ± 6.00e+00
Mean Anomaly (M)160.07800977° ± 1.78e-05
Mean Motion (n)0.5724955095°/day ± 1.79e+00
Perihelion dist (q)1.07930648 AU ± 3.65e+00
Aphelion dist (Q)1.79361301 AU ± 4.72e+00
Orbital Period1.72163147 yr ± 5.39e+00
NGA Modelr2
A22.24303375e-06 AU/d²
Physical Parameters
H (abs. magnitude)20.43
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.304″
Uncertainty0
Orbit TypeAmor
MOID0.082006 AU
Observations Used183
Oppositions11
Arc Total1999-2025
First Observation Used1999-06-22
Last Observation Used2025-11-20
Observations (195)
Date Type RA Dec Mag Band Observatory
2006-08-18 09:37:48 C 00 03 04.27 +11 40 32.8 d 291
2011-01-04 10:37:44 C 10 11 37.33 +03 54 21.3 o 291
2011-01-04 10:43:09 C 10 11 37.52 +03 54 18.5 o 291
2011-01-04 10:48:38 C 10 11 37.63 +03 54 14.2 o 291
2011-02-03 01:01:43 C 10 16 41.50 -04 08 42.0 v 204
2011-02-03 01:15:19 C 10 16 41.13 -04 08 51.4 v 204
2011-02-03 01:28:20 C 10 16 40.77 -04 09 00.3 v 204
2011-02-09 09:15:14 C 10 12 12.98 -05 50 27.0 o 291
2011-02-09 09:20:48 C 10 12 12.74 -05 50 30.7 o 291
2011-02-09 09:26:02 C 10 12 12.51 -05 50 34.1 o 291
2011-02-23 01:07:54 C 09 56 18.62 -09 06 50.7 v 204
2011-02-23 01:18:58 C 09 56 17.93 -09 06 56.8 v 204
2011-02-23 01:30:05 C 09 56 17.19 -09 07 02.6 v 204
2011-02-25 07:23:33 C 09 53 04.48 -09 34 22.2 r 703
2011-02-25 07:35:04 C 09 53 03.62 -09 34 26.6 r 703
2011-02-25 07:46:38 C 09 53 02.83 -09 34 32.4 r 703
2011-02-25 07:58:20 C 09 53 02.00 -09 34 37.8 r 703
2011-03-06 06:26:33 C 09 39 41.76 -11 04 32.7 r 703
2011-03-06 06:34:50 C 09 39 41.18 -11 04 34.8 r 703
2011-03-06 06:43:06 C 09 39 40.53 -11 04 38.4 r 703
2011-03-06 06:51:26 C 09 39 39.96 -11 04 40.6 r 703
2011-03-09 06:00:57 C 09 35 24.43 -11 27 20.4 r 703
2011-03-09 06:12:16 C 09 35 23.60 -11 27 23.8 r 703
2011-03-09 06:22:58 C 09 35 23.02 -11 27 27.0 r 703
2011-03-09 06:33:51 C 09 35 22.12 -11 27 29.5 r 703
2011-03-17 04:03:38 C 09 25 36.22 -12 11 34.4 u 448
2011-03-17 04:13:32 C 09 25 35.62 -12 11 36.3 u 448
2011-03-17 04:24:51 C 09 25 35.04 -12 11 38.3 u 448
2011-04-11 03:07:47 C 09 23 03.38 -12 51 52.4 18.7 c 704
2011-04-11 03:44:16 C 09 23 04.51 -12 51 52.4 18.9 c 704
2011-04-11 04:01:45 C 09 23 04.97 -12 51 53.5 19.4 c 704
2011-04-11 04:19:47 C 09 23 05.51 -12 51 53.5 19.2 c 704
2011-04-18 06:45:46 C 09 32 50.925 -12 57 33.64 L F51
2011-04-18 07:00:53 C 09 32 51.786 -12 57 34.15 L F51
2011-04-18 07:18:24 C 09 32 52.791 -12 57 34.82 L F51
2011-05-08 03:18:31 C 10 27 58.47 -13 34 31.0 18.0 c 704
2011-05-08 03:39:51 C 10 28 01.54 -13 34 33.3 18.3 c 704
2011-05-08 03:54:19 C 10 28 03.72 -13 34 35.4 18.3 c 704
2011-05-08 04:08:44 C 10 28 05.82 -13 34 37.2 18.8 c 704
2011-05-08 04:23:10 C 10 28 08.01 -13 34 38.6 18.8 c 704
2011-06-04 03:42:03 C 12 47 05.85 -14 26 34.1 r 703
2011-06-04 03:47:47 C 12 47 07.18 -14 26 34.0 r 703
2011-06-04 03:53:34 C 12 47 08.52 -14 26 34.0 r 703
2011-06-04 03:59:19 C 12 47 09.81 -14 26 34.0 r 703
2011-06-22 03:39:34 C 14 27 51.51 -14 07 58.5 u 703
2011-06-22 03:46:54 C 14 27 52.99 -14 07 56.4 u 703
2011-06-22 03:54:14 C 14 27 54.39 -14 07 57.3 u 703
2011-06-22 04:01:39 C 14 27 55.87 -14 07 56.1 u 703
2013-09-13 08:55:16 C 01 54 33.53 +20 37 52.1 u H21
2013-09-13 09:19:14 C 01 54 32.66 +20 37 51.6 u H21