1997 EN23

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6263284000 ± 2.00e+00
Semi-major axis (a)3.2920870000 AU ± 3.00e+00
Inclination (i)6.97434000° ± 4.00e+00
Long. of Asc. Node (Ω)178.33677000° ± 5.00e+00
Arg. of Perihelion (ω)353.75966000° ± 6.00e+00
Mean Anomaly (M)306.89259000° ± 1.04e+04
Mean Motion (n)0.1650050052°/day ± 2.26e-01
Perihelion dist (q)1.23015940 AU ± 6.68e+00
Aphelion dist (Q)5.35401460 AU ± 8.19e+00
Orbital Period5.97319860 yr ± 8.16e+00
Physical Parameters
H (abs. magnitude)22.80
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual—″
Uncertainty8
Orbit TypeAmor
MOID0.236183 AU
Observations Used17
Oppositions1
Arc Total
First Observation Used
Last Observation Used1997-03-29
Observations (17)
Date Type RA Dec Mag Band Observatory
1997-03-08 07:32:33 c 10 03 37.31 +01 32 59.8 i 691
1997-03-08 08:02:43 c 10 03 41.63 +01 33 24.4 i 691
1997-03-08 08:33:02 c 10 03 46.05 +01 33 50.4 i 691
1997-03-09 04:58:35 c 10 06 58.55 +01 50 57.4 i 691
1997-03-09 05:06:24 c 10 06 59.76 +01 51 04.6 i 691
1997-03-09 05:13:31 c 10 07 00.82 +01 51 11.1 i 691
1997-03-10 08:17:34 c 10 11 17.13 +02 14 13.5 i 691
1997-03-10 08:24:01 c 10 11 18.08 +02 14 19.0 i 691
1997-03-10 08:29:36 c 10 11 18.93 +02 14 23.4 i 691
1997-03-11 05:18:10 c 10 14 44.05 +02 32 19.9 i 691
1997-03-11 05:49:24 c 10 14 48.86 +02 32 47.2 i 691
1997-03-27 09:07:09 C 11 24 44.65 +07 44 41.5 658
1997-03-27 09:19:05 C 11 24 46.75 +07 44 49.8 658
1997-03-27 09:31:01 C 11 24 48.92 +07 44 56.7 658
1997-03-29 09:01:56 C 11 33 28.28 +08 13 42.3 a 696
1997-03-29 09:04:14 C 11 33 28.66 +08 13 43.1 a 696
1997-03-29 09:06:46 C 11 33 29.12 +08 13 44.3 a 696