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
2002-07-17 23:16:54 C 19 27 50.07 -05 24 32.8 d J95
2002-07-17 23:20:04 C 19 27 49.26 -05 24 33.2 d J95
2002-07-19 00:11:12 C 19 22 36.34 -05 29 10.7 c 587
2002-07-19 00:12:48 C 19 22 36.03 -05 29 11.6 c 587
2002-07-19 00:14:24 C 19 22 35.67 -05 29 13.1 c 587
2002-07-20 22:41:39 C 19 13 08.94 -05 38 44.4 d J95
2002-07-20 22:44:19 C 19 13 08.41 -05 38 45.3 d J95
2002-07-20 22:57:14 C 19 13 05.64 -05 38 47.5 d J95
2002-07-20 22:57:42 C 19 13 05.15 -05 38 45.6 c 046
2002-07-20 22:58:45 C 19 13 04.93 -05 38 46.2 c 046
2002-07-20 23:08:40 C 19 13 02.90 -05 38 47.8 c 046
2002-07-20 23:09:50 C 19 13 02.66 -05 38 49.2 c 046
2002-07-22 21:46:36 C 19 03 58.53 -05 49 14.4 c 587
2002-07-22 21:48:14 C 19 03 58.27 -05 49 14.2 c 587
2002-07-25 05:13:33 C 18 53 47.28 -06 02 31.4 c 448
2002-07-25 05:20:36 C 18 53 45.96 -06 02 33.5 c 448
2002-07-25 05:28:01 C 18 53 44.57 -06 02 35.3 c 448
2002-07-31 04:06:27 C 18 30 59.39 -06 40 43.7 19.0 c 704
2002-07-31 04:23:19 C 18 30 56.89 -06 40 48.4 19.4 c 704
2002-07-31 04:34:06 C 18 30 54.93 -06 40 54.2 c 649
2002-07-31 04:39:44 C 18 30 54.44 -06 40 53.2 18.8 c 704
2002-07-31 04:40:36 C 18 30 53.97 -06 40 55.4 c 649
2002-07-31 04:43:13 C 18 30 53.53 -06 40 56.5 c 649
2002-07-31 04:56:09 C 18 30 52.00 -06 40 57.7 19.2 c 704
2002-08-09 03:42:08 C 18 06 25.16 -07 44 03.3 c 649
2002-08-09 03:55:48 C 18 06 23.90 -07 44 07.3 c 649
2002-08-11 04:38:59 C 18 02 24.39 -07 58 47.3 c 671
2002-08-11 04:41:50 C 18 02 24.12 -07 58 47.9 c 671
2002-09-06 03:58:40 C 17 47 08.74 -10 55 43.3 c 715
2002-09-06 04:04:09 C 17 47 08.77 -10 55 45.0 c 715
2002-09-06 04:09:38 C 17 47 08.81 -10 55 46.6 c 715
2003-07-31 14:26:25 C 02 51 16.372 +26 41 39.82 o 568
2003-07-31 14:29:50 C 02 51 17.119 +26 41 43.62 o 568
2006-06-23 03:57:14 C 11 37 37.79 +01 00 35.4 d 291
2006-06-23 04:02:56 C 11 37 39.91 +01 00 26.6 d 291
2006-06-23 04:08:25 C 11 37 41.78 +01 00 18.2 d 291
2007-07-08 08:29:07 C 23 14 13.43 +06 56 02.9 o H55
2007-07-08 08:41:10 C 23 14 13.43 +06 56 10.1 o H55
2007-07-08 08:56:44 C 23 14 13.44 +06 56 24.1 o H55
2007-07-08 09:08:36 C 23 14 13.46 +06 56 32.3 o H55
2007-08-03 20:47:22 C 22 51 24.02 +16 25 54.9 o 151
2007-08-03 20:56:12 C 22 51 23.09 +16 26 04.6 o 151
2007-08-03 21:05:04 C 22 51 22.16 +16 26 14.0 o 151
2007-08-07 00:45:55 C 22 42 53.82 +17 43 47.1 r 106
2007-08-07 00:58:52 C 22 42 52.04 +17 44 00.9 r 106
2007-08-07 01:11:47 C 22 42 50.42 +17 44 13.6 r 106
2007-08-07 01:24:43 C 22 42 48.69 +17 44 27.2 r 106
2007-08-10 08:33:14 C 22 31 50.28 +19 06 23.1 r H45
2007-08-10 08:35:18 C 22 31 49.96 +19 06 25.3 r H45
2007-08-10 08:37:01 C 22 31 49.68 +19 06 27.3 r H45