163348 (2002 NN4)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4345948232 ± 2.00e+00
Semi-major axis (a)0.8757940989 AU ± 3.00e+00
Inclination (i)5.41965245° ± 4.00e+00
Long. of Asc. Node (Ω)259.40838308° ± 5.00e+00
Arg. of Perihelion (ω)222.20582952° ± 6.00e+00
Mean Anomaly (M)328.82423136° ± 5.11e-06
Mean Motion (n)1.2025669230°/day ± 6.18e+00
Perihelion dist (q)0.49517852 AU ± 2.44e+00
Aphelion dist (Q)1.25640968 AU ± 4.65e+00
Orbital Period0.81960202 yr ± 4.21e+00
NGA Modelr2
A22.69438804e-06 AU/d²
Physical Parameters
H (abs. magnitude)20.05
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-28
RMS Residual0.281″
Uncertainty0
Orbit TypeAten
MOID0.006603 AU
Observations Used722
Oppositions5
Arc Total2002-2025
First Observation Used2002-07-09
Last Observation Used2025-08-05
Observations (829)
Date Type RA Dec Mag Band Observatory
2007-08-10 08:38:37 C 22 31 49.42 +19 06 28.8 r H45
2007-08-10 08:42:02 C 22 31 48.86 +19 06 32.6 r H45
2007-08-10 08:43:39 C 22 31 48.61 +19 06 34.1 r H45
2007-08-11 14:08:13 C 22 27 08.64 +19 36 50.6 m 355
2007-08-11 14:28:14 C 22 27 05.09 +19 37 11.2 m 355
2007-08-11 14:29:54 C 22 27 04.85 +19 37 12.1 m 355
2007-08-11 23:05:40 C 22 25 38.23 +19 45 52.3 r A17
2007-08-11 23:17:05 C 22 25 36.23 +19 46 04.3 r A17
2007-08-11 23:26:27 C 22 25 34.57 +19 46 14.0 r A17
2007-08-11 23:41:38 C 22 25 31.91 +19 46 31.4 o 151
2007-08-11 23:42:43 C 22 25 31.71 +19 46 32.2 o 151
2007-08-11 23:43:48 C 22 25 31.53 +19 46 33.2 o 151
2007-08-11 23:44:54 C 22 25 31.33 +19 46 34.3 o 151
2007-08-11 23:46:00 C 22 25 31.14 +19 46 35.1 o 151
2007-08-11 23:47:05 C 22 25 30.95 +19 46 36.4 o 151
2007-08-11 23:47:57 C 22 25 30.79 +19 46 37.4 o 151
2007-08-13 06:24:21 C 22 20 07.65 +20 17 52.9 18.2 c 704
2007-08-13 06:41:15 C 22 20 04.39 +20 18 10.8 18.5 c 704
2007-08-13 06:58:17 C 22 20 01.12 +20 18 27.9 18.4 c 704
2007-08-13 07:15:27 C 22 19 57.77 +20 18 44.9 18.6 c 704
2007-08-13 07:32:25 C 22 19 54.54 +20 19 03.3 18.3 c 704
2007-08-14 20:21:36 C 22 12 52.13 +20 55 34.4 o 151
2007-08-14 20:22:42 C 22 12 51.89 +20 55 35.4 o 151
2007-08-14 20:23:47 C 22 12 51.64 +20 55 36.4 o 151
2007-08-14 20:24:53 C 22 12 51.45 +20 55 37.7 o 151
2007-08-14 20:25:59 C 22 12 51.23 +20 55 38.7 o 151
2007-08-14 20:27:04 C 22 12 51.01 +20 55 40.0 o 151
2007-08-14 20:28:09 C 22 12 50.79 +20 55 41.1 o 151
2007-08-14 21:17:33 C 22 12 40.55 +20 56 30.6 r 240
2007-08-14 21:18:15 C 22 12 40.41 +20 56 31.3 r 240
2007-08-14 21:21:04 C 22 12 39.82 +20 56 34.1 r 240
2007-08-14 21:21:46 C 22 12 39.67 +20 56 34.8 r 240
2007-08-14 21:23:53 C 22 12 39.24 +20 56 37.0 r 240
2007-08-14 21:26:01 C 22 12 38.81 +20 56 39.1 r 240
2007-08-14 23:52:36 C 22 12 08.01 +20 59 07.6 18.3 r 130
2007-08-14 23:57:22 C 22 12 07.03 +20 59 12.2 18.4 r 130
2007-08-15 00:01:25 C 22 12 06.16 +20 59 16.2 18.4 r 130
2007-08-15 00:06:46 C 22 12 05.01 +20 59 21.7 18.2 r 130
2007-08-15 15:05:55 C 22 09 00.41 +21 14 05.7 m 355
2007-08-15 15:19:15 C 22 08 57.44 +21 14 19.6 m 355
2007-08-15 15:24:14 C 22 08 56.43 +21 14 23.6 m 355
2007-08-15 15:29:13 C 22 08 55.32 +21 14 28.5 m 355
2007-08-22 07:31:23 C 21 29 02.61 +23 30 54.4 r H45
2007-08-22 07:33:57 C 21 29 01.87 +23 30 56.0 r H45
2007-08-22 07:35:18 C 21 29 01.45 +23 30 57.0 r H45
2007-08-22 07:37:20 C 21 29 00.87 +23 30 58.2 r H45
2007-08-22 07:38:57 C 21 29 00.37 +23 30 59.4 r H45
2007-08-24 07:37:20 C 21 14 31.46 +24 00 41.0 r H45
2007-08-24 07:39:46 C 21 14 30.63 +24 00 42.0 r H45
2007-08-24 07:41:47 C 21 14 30.01 +24 00 43.1 r H45