393359 (1998 ME3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4835648462 ± 2.36e-08
Semi-major axis (a)2.1792511070 AU ± 1.19e-08
Inclination (i)6.01342634° ± 4.19e-06
Long. of Asc. Node (Ω)129.36284925° ± 1.84e-05
Arg. of Perihelion (ω)165.64974938° ± 2.94e-05
Mean Anomaly (M)182.23640527° ± 3.23e-05
Mean Motion (n)0.3063736166°/day ± 2.52e-09
Perihelion dist (q)1.12544188 AU ± 5.17e-08
Aphelion dist (Q)3.23306033 AU ± 5.43e-08
Orbital Period3.21707298 yr ± 2.64e-08
Physical Parameters
H (abs. magnitude)19.44
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.562″
Uncertainty0
Orbit TypeAmor
MOID0.110444 AU
Observations Used245
Oppositions18
Arc Total1998-2024
First Observation Used1998-05-23
Last Observation Used2024-12-04
Observations (281)
Date Type RA Dec Mag Band Observatory
1998-06-25 04:46:48 C 16 35 20.75 +04 51 35.7 b 713
1998-06-25 06:00:50 C 16 35 25.14 +04 50 53.3 b 713
1998-06-25 21:46:10 C 16 36 33.71 +04 41 38.6 z 620
1998-06-25 22:26:43 C 16 36 36.21 +04 41 13.9 z 620
1998-06-25 22:35:25 C 16 36 36.55 +04 41 08.8 z 620
1998-06-26 04:30:24 C 16 37 03.70 +04 37 30.0 b 713
1998-06-26 05:02:02 C 16 37 05.64 +04 37 10.7 b 713
1998-06-26 05:35:00 C 16 37 07.74 +04 36 50.2 b 713
1998-06-26 22:27:53 C 16 38 24.86 +04 25 55.9 z 620
1998-06-26 22:41:04 C 16 38 25.70 +04 25 47.9 z 620
1998-06-26 22:54:20 C 16 38 26.55 +04 25 38.1 z 620
1998-06-27 20:04:21 C 16 40 08.59 +04 10 50.1 z 121
1998-06-27 20:08:21 C 16 40 08.88 +04 10 47.1 z 121
1998-06-27 21:42:34 C 16 40 15.72 +04 09 39.1 z 121
1998-06-27 22:57:44 C 16 40 21.32 +04 08 44.2 z 121
1998-06-28 20:58:41 C 16 42 15.66 +03 52 11.9 16.4 z 633
1998-06-28 20:58:49 C 16 42 15.49 +03 52 08.9 046
1998-06-28 21:00:12 C 16 42 15.51 +03 52 07.2 557
1998-06-28 21:02:33 C 16 42 15.74 +03 52 04.3 557
1998-06-28 21:02:49 C 16 42 15.75 +03 52 05.3 046
1998-06-28 21:04:54 C 16 42 15.91 +03 52 02.3 557
1998-06-28 21:07:16 C 16 42 16.07 +03 52 01.2 557
1998-06-28 21:08:48 C 16 42 16.23 +03 52 00.1 046
1998-06-28 21:20:12 C 16 42 17.28 +03 51 55.1 16.6 z 633
1998-06-28 21:42:11 C 16 42 18.98 +03 51 37.8 16.3 z 633
1998-06-28 22:18:57 C 16 42 21.77 +03 51 08.5 16.4 z 633
1998-06-28 22:23:32 C 16 42 22.11 +03 51 04.9 16.3 z 633
1998-06-28 22:48:50 C 16 42 24.06 +03 50 45.5 16.4 z 633
1998-06-28 23:06:35 C 16 42 25.41 +03 50 31.1 16.5 z 633
1998-06-29 20:53:38 C 16 44 24.53 +03 32 41.0 z 540
1998-06-29 21:00:49 C 16 44 25.15 +03 32 35.0 z 540
1998-06-29 21:04:57 C 16 44 25.44 +03 32 32.1 z 540
1998-06-29 21:09:06 C 16 44 25.82 +03 32 27.9 z 540
1998-07-01 04:37:14 C 16 47 28.08 +03 04 42.2 z 670
1998-07-01 04:55:14 C 16 47 29.61 +03 04 25.7 z 670
1998-07-02 12:23:30 C 16 50 43.68 +02 34 48.7 i 429
1998-07-02 12:35:29 C 16 50 44.79 +02 34 37.8 i 429
1998-07-02 12:51:29 C 16 50 46.29 +02 34 20.8 i 429
1998-07-02 14:04:44 C 16 50 54.01 +02 32 02.0 360
1998-07-02 14:08:45 C 16 50 54.39 +02 31 57.8 360
1998-07-02 14:12:14 C 16 50 54.71 +02 31 54.3 360
1998-07-03 15:06:10 C 16 53 38.89 +02 05 32.8 z 402
1998-07-03 15:08:10 C 16 53 39.09 +02 05 30.5 z 402
1998-07-03 15:10:10 C 16 53 39.30 +02 05 28.7 z 402
1998-07-03 20:36:38 C 16 54 18.52 +01 59 18.9 118
1998-07-03 20:44:26 C 16 54 19.35 +01 59 10.8 118
1998-07-03 20:57:35 C 16 54 20.71 +01 58 55.6 118
1998-07-03 21:37:04 C 16 54 24.95 +01 58 12.1 046
1998-07-03 21:39:21 C 16 54 25.12 +01 58 08.8 046
1998-07-03 21:42:46 C 16 54 25.51 +01 58 05.4 046