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
2021-08-26 14:02:57 S 03 45 15.900 +44 30 19.58 L C51
2021-08-26 15:37:01 S 03 45 59.393 +44 33 34.16 L C51
2021-08-26 17:11:16 S 03 46 43.063 +44 36 48.56 L C51
2021-08-26 23:27:32 S 03 49 39.413 +44 49 37.63 L C51
2021-08-27 02:35:51 S 03 51 08.760 +44 55 59.27 L C51
2021-08-27 10:47:00 C 03 55 08.38 +45 12 32.4 V G96
2021-08-27 11:01:55 C 03 55 15.52 +45 13 02.6 V G96
2021-08-27 11:20:20 C 03 55 24.24 +45 13 39.9 V G96
2025-06-07 10:05:54 C 22 22 49.040 -05 08 28.36 V G96
2025-06-07 10:13:24 C 22 22 48.958 -05 08 24.83 V G96
2025-06-07 10:20:54 C 22 22 48.868 -05 08 21.98 V G96
2025-06-07 10:28:25 C 22 22 48.817 -05 08 17.41 V G96
2025-06-20 13:14:20 C 22 16 58.356 -02 26 50.69 X F52
2025-06-20 13:32:41 C 22 16 57.547 -02 26 41.61 X F52
2025-06-20 14:09:30 C 22 16 55.920 -02 26 23.51 X F52
2025-06-28 13:09:26 C 22 06 43.582 -00 58 11.00 X F52
2025-06-28 13:42:52 C 22 06 41.011 -00 57 56.60 X F52
2025-06-28 13:59:41 C 22 06 39.713 -00 57 49.36 X F52
2025-06-29 13:11:51 C 22 04 59.079 -00 47 55.53 X F51
2025-06-29 13:28:56 C 22 04 57.689 -00 47 48.30 X F51
2025-06-29 13:46:14 C 22 04 56.268 -00 47 41.02 X F51
2025-06-29 14:03:24 C 22 04 54.865 -00 47 33.82 X F51
2025-07-02 11:46:51 C 21 59 13.447 -00 19 10.63 V T08
2025-07-02 11:50:48 C 21 59 13.068 -00 19 09.19 V T08
2025-07-02 12:01:40 C 21 59 12.122 -00 19 04.73 V T08
2025-07-02 12:25:26 C 21 59 09.698 -00 18 56.77 V T08
2025-07-06 12:35:21 C 21 49 36.177 +00 16 16.40 X F51
2025-07-06 12:51:55 C 21 49 34.221 +00 16 22.03 X F51
2025-07-06 13:08:37 C 21 49 32.260 +00 16 27.65 X F51
2025-07-06 13:25:20 C 21 49 30.288 +00 16 33.30 X F51
2025-07-15 15:40:49 C 21 19 58.238 +01 13 31.80 V P07
2025-07-15 18:49:51 C 21 19 26.261 +01 14 03.44 V P07
2025-07-15 19:44:58 C 21 19 16.886 +01 14 12.05 V P07
2025-07-15 20:29:20 C 21 19 09.350 +01 14 19.39 V P07
2025-07-15 21:21:27 C 21 19 00.595 +01 14 27.53 V P07
2025-07-15 21:21:35 C 21 19 00.566 +01 14 27.35 V P07
2025-07-16 11:27:33 C 21 16 43.944 +01 16 13.62 V T05
2025-07-16 11:33:28 C 21 16 42.883 +01 16 14.34 V T05
2025-07-16 11:38:02 C 21 16 42.091 +01 16 15.56 V T05
2025-07-16 11:45:52 C 21 16 40.738 +01 16 16.90 V T05
2025-07-17 11:08:59 C 21 12 45.393 +01 19 22.54 X F52
2025-07-17 11:26:40 C 21 12 42.215 +01 19 24.74 X F52
2025-07-17 11:44:27 C 21 12 39.031 +01 19 26.89 X F52
2025-07-17 12:02:15 C 21 12 35.836 +01 19 28.96 X F52
2025-07-18 10:46:04 C 21 08 40.399 +01 21 55.12 V T08
2025-07-18 11:36:03 C 21 08 31.166 +01 22 00.19 V T08
2025-07-18 11:40:11 C 21 08 30.408 +01 22 00.16 V T08
2025-07-18 12:13:58 C 21 08 24.127 +01 22 03.54 V T08
2025-07-20 10:57:29 C 20 59 58.783 +01 25 07.10 V T05
2025-07-20 10:58:09 C 20 59 58.596 +01 25 07.57 V T05