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
2025-07-20 11:00:45 C 20 59 58.162 +01 25 07.43 V T05
2025-07-20 11:05:22 C 20 59 57.233 +01 25 08.29 V T05
2025-07-20 11:33:12 C 20 59 51.854 +01 25 09.16 V T05
2025-07-20 11:33:51 C 20 59 51.708 +01 25 08.54 V T05
2025-07-20 21:18:41 C 20 58 04.042 +01 25 56.64 V M22
2025-07-20 21:23:14 C 20 58 03.187 +01 25 56.42 V M22
2025-07-20 21:46:17 C 20 57 58.682 +01 25 57.79 V M22
2025-07-20 21:52:08 C 20 57 57.535 +01 25 57.65 V M22
2025-07-22 09:15:21 C 20 51 14.216 +01 25 35.45 X F52
2025-07-22 09:26:25 C 20 51 11.988 +01 25 35.28 X F52
2025-07-22 09:37:30 C 20 51 09.829 +01 25 34.71 X F52
2025-07-24 01:39:33 C 20 43 18.055 +01 23 45.85 V R17
2025-07-24 02:00:49 C 20 43 13.663 +01 23 44.92 V R17
2025-07-24 02:55:24 C 20 43 02.309 +01 23 41.21 V R17
2025-07-24 03:15:50 C 20 42 58.075 +01 23 39.52 V R17
2025-07-24 09:15:18 C 20 41 48.127 +01 23 17.09 V T08
2025-07-24 09:24:52 C 20 41 46.162 +01 23 16.01 V T08
2025-07-24 09:33:52 C 20 41 44.244 +01 23 16.15 V T08
2025-07-24 09:43:06 C 20 41 42.374 +01 23 14.42 V T08
2025-07-26 08:44:21 C 20 32 11.772 +01 18 07.52 V T05
2025-07-26 08:45:00 C 20 32 11.633 +01 18 07.16 V T05
2025-07-26 09:11:23 C 20 32 06.024 +01 18 03.60 V T05
2025-07-26 09:12:06 C 20 32 05.851 +01 18 03.49 V T05
2025-07-26 09:31:19 C 20 32 01.769 +01 18 00.90 V T05
2025-07-26 09:37:25 C 20 32 00.449 +01 18 00.22 V T05
2025-07-27 01:33:27 C 20 28 43.414 +01 15 33.37 V R17
2025-07-27 01:54:48 C 20 28 38.825 +01 15 29.92 V R17
2025-07-27 02:23:56 C 20 28 32.566 +01 15 25.24 V R17
2025-07-27 02:47:15 C 20 28 27.578 +01 15 21.10 V R17
2025-07-27 06:58:35 C 20 27 37.070 +01 14 36.23 V U68
2025-07-27 07:04:02 C 20 27 35.821 +01 14 35.55 V U68
2025-07-27 07:27:49 C 20 27 30.836 +01 14 30.87 V U68
2025-07-27 07:33:16 C 20 27 29.681 +01 14 29.80 V U68
2025-07-28 23:24:32 C 20 19 13.274 +01 07 33.02 V M22
2025-07-28 23:57:22 C 20 19 06.139 +01 07 26.00 V M22
2025-07-29 00:21:43 C 20 19 00.893 +01 07 21.07 V M22
2025-07-29 00:40:51 C 20 18 56.803 +01 07 16.54 V M22
2025-07-29 23:15:54 B 20 14 15.852 +01 01 21.04 Z R68
2025-07-29 23:16:48 B 20 14 15.650 +01 01 20.86 Z R68
2025-07-29 23:17:49 B 20 14 15.437 +01 01 20.50 Z R68
2025-07-30 21:24:08 C 20 09 39.444 +00 55 42.13 X M19
2025-07-30 21:35:17 C 20 09 37.106 +00 55 40.40 X M19
2025-07-30 21:44:35 C 20 09 35.062 +00 55 36.66 X M19
2025-07-30 21:53:53 C 20 09 33.139 +00 55 34.86 X M19
2025-07-30 21:58:33 B 20 09 32.429 +00 55 32.05 Z R68
2025-07-30 21:59:54 B 20 09 32.134 +00 55 31.91 Z R68
2025-07-30 22:01:18 B 20 09 31.836 +00 55 31.30 Z R68
2025-07-31 20:21:26 B 20 04 53.61 +00 49 15.4 X 126
2025-07-31 20:23:58 B 20 04 53.02 +00 49 14.2 X 126
2025-07-31 20:26:30 B 20 04 52.48 +00 49 14.2 X 126