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
2020-06-15 05:52:22 C 17 16 50.48 -16 14 33.7 – V W88
2020-06-15 07:21:17 C 17 16 10.32 -16 14 10.8 – q H45
2020-06-15 07:22:26 C 17 16 09.77 -16 14 08.8 – q H45
2020-06-15 07:24:28 C 17 16 08.79 -16 14 05.0 – q H45
2020-06-15 07:25:30 C 17 16 08.30 -16 14 03.1 – q H45
2020-06-15 07:26:54 C 17 16 07.63 -16 14 00.5 – q H45
2020-06-15 07:28:04 C 17 16 07.07 -16 13 58.3 – q H45
2020-06-15 10:53:57 C 17 14 36.70 -16 07 30.5 – V T08
2020-06-15 11:44:29 C 17 14 12.90 -16 05 59.5 – V T08
2020-06-15 11:49:12 C 17 14 10.69 -16 05 50.9 – V T08
2020-06-15 12:30:29 C 17 13 51.49 -16 04 35.7 – V T08
2020-06-15 19:23:02 C 17 11 04.50 -15 53 31.1 – V C40
2020-06-15 19:25:12 C 17 11 03.55 -15 53 27.6 – V C40
2020-06-15 19:26:16 C 17 11 03.08 -15 53 26.1 – V C40
2020-06-15 19:32:42 C 17 11 00.28 -15 53 15.6 – V C40
2020-06-15 19:33:46 C 17 10 59.81 -15 53 13.9 – V C40
2020-06-15 19:34:51 C 17 10 59.35 -15 53 12.0 – V C40
2020-06-15 19:35:55 C 17 10 58.88 -15 53 10.3 – V C40
2020-06-15 19:38:03 C 17 10 57.94 -15 53 06.9 – V C40
2020-06-15 19:39:07 C 17 10 57.47 -15 53 05.0 – V C40
2020-06-15 19:41:15 C 17 10 56.55 -15 53 01.6 – V C40
2020-06-15 19:42:21 C 17 10 56.07 -15 52 59.7 – V C40
2020-06-15 19:50:53 C 17 10 52.34 -15 52 45.8 – V C40
2020-06-15 19:53:03 C 17 10 51.40 -15 52 42.3 – V C40
2020-06-15 20:05:41 C 17 10 45.88 -15 52 21.5 – V C40
2020-06-15 20:07:50 C 17 10 44.95 -15 52 17.8 – V C40
2020-06-15 20:08:55 C 17 10 44.48 -15 52 16.0 – V C40
2020-06-15 20:30:20 C 17 10 35.13 -15 51 40.4 – V C40
2020-06-15 20:38:54 C 17 10 31.37 -15 51 26.0 – V C40
2020-06-16 11:01:34 C 17 04 53.42 -15 27 48.5 – V T05
2020-06-16 11:42:59 C 17 04 36.90 -15 26 42.9 – V T05
2020-06-16 12:09:36 C 17 04 26.40 -15 26 00.2 – V T05
2020-06-16 19:14:00 C 17 02 01.00 -15 15 58.2 – V C40
2020-06-16 19:15:04 C 17 02 00.59 -15 15 56.7 – V C40
2020-06-16 19:18:16 C 17 01 59.40 -15 15 52.2 – V C40
2020-06-16 19:21:30 C 17 01 58.21 -15 15 47.5 – V C40
2020-06-16 19:26:50 C 17 01 56.23 -15 15 39.8 – V C40
2020-06-16 19:29:00 C 17 01 55.43 -15 15 36.7 – V C40
2020-06-16 19:31:08 C 17 01 54.64 -15 15 33.6 – V C40
2020-06-16 19:32:13 C 17 01 54.24 -15 15 32.1 – V C40
2020-06-16 19:33:16 C 17 01 53.84 -15 15 30.7 – V C40
2020-06-16 19:34:20 C 17 01 53.44 -15 15 29.0 – V C40
2020-06-16 19:35:25 C 17 01 53.04 -15 15 27.5 – V C40
2020-06-16 19:38:39 C 17 01 51.84 -15 15 22.8 – V C40
2020-06-16 19:40:47 C 17 01 51.05 -15 15 19.7 – V C40
2020-06-16 19:42:55 C 17 01 50.26 -15 15 16.7 – V C40
2020-06-16 19:43:59 C 17 01 49.86 -15 15 15.1 – V C40
2020-06-16 19:47:13 C 17 01 48.67 -15 15 10.5 – V C40
2020-06-16 19:50:26 C 17 01 47.48 -15 15 05.8 – V C40
2020-06-16 19:51:29 C 17 01 47.08 -15 15 04.2 – V C40