IAA RAS IAA Minor Planet Database

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
2020-06-21 08:25:20 C 16 34 34.997 -13 14 44.83 – U F51
2020-06-21 08:43:06 C 16 34 31.438 -13 14 30.64 – U F51
2020-06-21 09:00:54 C 16 34 27.886 -13 14 16.41 – U F51
2020-06-21 09:15:42 C 16 34 24.93 -13 14 04.4 – V T05
2020-06-21 09:18:38 C 16 34 24.345 -13 14 02.09 – U F51
2020-06-21 09:20:59 C 16 34 23.87 -13 14 00.2 – V T05
2020-06-21 09:30:14 C 16 34 22.02 -13 13 52.6 – V T05
2020-06-21 10:19:01 C 16 34 12.36 -13 13 12.7 – V T05
2020-06-22 09:04:54 C 16 30 29.24 -12 56 09.5 – V T05
2020-06-22 09:10:14 C 16 30 28.29 -12 56 05.6 – V T05
2020-06-22 09:18:55 C 16 30 26.77 -12 55 59.4 – V T05
2020-06-22 10:09:24 C 16 30 17.94 -12 55 23.1 – V T05
2020-06-22 12:17:47 C 16 29 58.38 -12 52 38.2 – q E89
2020-06-22 12:21:10 C 16 29 57.84 -12 52 35.5 – q E89
2020-06-22 12:24:14 C 16 29 57.30 -12 52 33.8 – q E89
2020-06-22 12:27:36 C 16 29 56.75 -12 52 31.1 – q E89
2020-06-22 21:54:54 C 16 28 34.81 -12 47 51.0 – V K87
2020-06-22 21:56:18 C 16 28 34.55 -12 47 50.5 – V K87
2020-06-22 21:57:42 C 16 28 34.32 -12 47 49.2 – V K87
2020-06-23 21:01:03 C 16 25 29.00 -12 33 31.9 – V 511
2020-06-23 21:04:01 C 16 25 28.61 -12 33 30.3 – V 511
2020-06-23 21:04:45 C 16 25 28.45 -12 33 30.0 – V 511
2020-06-23 21:05:28 C 16 25 28.35 -12 33 29.5 – V 511
2020-06-23 21:06:10 C 16 25 28.26 -12 33 29.1 – V 511
2020-06-23 21:06:52 C 16 25 28.19 -12 33 28.7 – V 511
2020-06-23 21:07:36 C 16 25 28.08 -12 33 28.3 – V 511
2020-06-23 21:08:19 C 16 25 27.98 -12 33 27.9 – V 511
2020-06-23 21:54:12 C 16 25 21.24 -12 33 04.9 – V K87
2020-06-23 21:55:48 C 16 25 21.04 -12 33 04.2 – V K87
2020-06-23 21:57:23 C 16 25 20.79 -12 33 03.3 – V K87
2020-06-23 22:19:22 C 16 25 18.27 -12 32 51.4 – q Z09
2020-06-23 22:29:43 C 16 25 16.88 -12 32 44.5 – q Z09
2020-06-23 22:38:01 C 16 25 15.73 -12 32 40.2 – q Z09
2020-06-24 08:55:11 C 16 24 00.42 -12 26 31.4 – V T08
2020-06-24 09:25:52 C 16 23 56.20 -12 26 14.6 – V T08
2020-06-24 09:31:12 C 16 23 55.48 -12 26 11.6 – V T08
2020-06-24 09:41:56 C 16 23 54.00 -12 26 05.7 – V T08
2020-06-24 21:47:51 C 16 22 32.16 -12 20 12.5 – V K87
2020-06-24 21:49:38 C 16 22 31.93 -12 20 11.3 – V K87
2020-06-24 21:51:25 C 16 22 31.68 -12 20 10.6 – V K87
2020-06-24 22:37:33 C 16 22 26.56 -12 19 47.3 – q Z09
2020-06-24 22:45:40 C 16 22 25.64 -12 19 43.3 – q Z09
2020-06-24 23:04:19 C 16 22 23.32 -12 19 33.5 – q Z09
2020-06-25 03:27:02 C 16 21 56.20 -12 17 18.0 – V V93
2020-06-25 04:15:02 C 16 21 50.35 -12 16 54.9 – V V93
2020-06-25 04:58:09 C 16 21 45.10 -12 16 33.7 – V V93
2020-06-25 05:59:21 C 16 21 37.77 -12 15 59.2 – q H45
2020-06-25 06:00:47 C 16 21 37.58 -12 15 58.5 – q H45
2020-06-25 06:01:57 C 16 21 37.43 -12 15 57.9 – q H45
2020-06-25 06:03:12 C 16 21 37.30 -12 15 57.2 – q H45