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
2025-07-31 20:29:02 B 20 04 51.91 +00 49 12.7 X 126
2025-07-31 20:31:34 B 20 04 51.35 +00 49 12.3 X 126
2025-07-31 20:34:06 B 20 04 50.87 +00 49 11.7 X 126
2025-07-31 20:36:38 B 20 04 50.31 +00 49 11.2 X 126
2025-07-31 20:39:10 B 20 04 49.80 +00 49 10.3 X 126
2025-07-31 20:41:42 B 20 04 49.12 +00 49 08.8 X 126
2025-07-31 20:44:14 B 20 04 48.64 +00 49 08.0 X 126
2025-07-31 20:46:40 B 20 04 48.17 +00 49 08.3 X 126
2025-07-31 20:49:01 B 20 04 47.64 +00 49 08.1 X 126
2025-07-31 20:51:22 B 20 04 47.16 +00 49 06.9 X 126
2025-07-31 20:53:42 B 20 04 46.61 +00 49 05.8 X 126
2025-07-31 20:56:03 B 20 04 46.12 +00 49 06.1 X 126
2025-07-31 20:58:24 B 20 04 45.65 +00 49 04.3 X 126
2025-07-31 21:00:44 B 20 04 45.06 +00 49 03.8 X 126
2025-07-31 21:03:04 B 20 04 44.66 +00 49 03.3 X 126
2025-07-31 21:05:24 B 20 04 44.18 +00 49 02.5 X 126
2025-07-31 21:07:44 B 20 04 43.70 +00 49 02.2 X 126
2025-08-01 09:57:34 C 20 02 03.290 +00 45 22.61 V T05
2025-08-01 10:02:22 C 20 02 02.242 +00 45 21.20 V T05
2025-08-01 10:10:27 C 20 02 00.518 +00 45 18.61 V T05
2025-08-01 11:01:31 C 20 01 49.433 +00 45 02.59 V T05
2025-08-03 00:03:43 C 19 54 13.073 +00 32 51.22 V R17
2025-08-03 00:29:15 C 19 54 07.637 +00 32 42.61 V R17
2025-08-03 00:48:57 C 19 54 03.434 +00 32 35.74 V R17
2025-08-03 01:11:23 C 19 53 58.632 +00 32 27.89 V R17
2025-08-05 09:11:09 C 19 42 42.355 +00 11 44.05 V T05
2025-08-05 09:15:19 C 19 42 41.522 +00 11 42.43 V T05
2025-08-05 09:24:04 C 19 42 39.677 +00 11 39.12 V T05
2025-08-05 10:11:58 C 19 42 29.760 +00 11 19.97 V T05