387505 (1998 KN3)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8733563504 ± 3.35e-08
Semi-major axis (a)1.5420258269 AU ± 4.05e-09
Inclination (i)2.28899314° ± 3.33e-06
Long. of Asc. Node (Ω)313.21670388° ± 1.34e-04
Arg. of Perihelion (ω)71.26540037° ± 1.33e-04
Mean Anomaly (M)94.65016706° ± 7.90e-06
Mean Motion (n)0.5147244577°/day ± 2.03e-09
Perihelion dist (q)0.19528778 AU ± 5.17e-08
Aphelion dist (Q)2.88876388 AU ± 5.23e-08
Orbital Period1.91486196 yr ± 7.55e-09
Physical Parameters
H (abs. magnitude)18.78
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual1.288″
Uncertainty0
Orbit TypeApollo
MOID0.018259 AU
Observations Used1460
Oppositions12
Arc Total1998-2023
First Observation Used1998-05-24
Last Observation Used2023-04-29
Observations (2619)
Date Type RA Dec Mag Band Observatory
2021-05-18 21:14:02 S 15 27 47.256 -27 22 12.22 V C57
2021-05-18 21:14:02 s 1 +29729.518 0 +392559.67 6980.0 C57
2021-05-18 21:24:02 S 15 27 44.573 -27 22 05.95 V C57
2021-05-18 21:24:02 s 1 +29365.805 0 +392651.48 1970.0 C57
2021-05-18 21:34:02 S 15 27 41.820 -27 22 01.92 V C57
2021-05-18 21:34:02 s 1 +29002.028 0 +392742.36 6990.0 C57
2021-05-18 21:44:02 S 15 27 38.938 -27 22 08.62 V C57
2021-05-18 21:44:02 s 1 +28638.187 0 +392832.32 2040.0 C57
2021-05-18 21:54:02 S 15 27 36.230 -27 21 59.65 V C57
2021-05-18 21:54:02 s 1 +28274.285 0 +392921.34 7120.0 C57
2021-05-18 22:04:02 S 15 27 33.442 -27 21 49.54 V C57
2021-05-18 22:04:02 s 1 +27910.320 0 +393009.43 2230.0 C57
2021-05-18 22:14:02 S 15 27 30.775 -27 21 48.20 V C57
2021-05-18 22:14:02 s 1 +27546.296 0 +393096.59 7360.0 C57
2021-05-18 22:24:02 S 15 27 27.898 -27 21 42.91 V C57
2021-05-18 22:24:02 s 1 +27182.211 0 +393182.83 2510.0 C57
2021-05-18 22:34:02 S 15 27 25.178 -27 21 40.61 V C57
2021-05-18 22:34:02 s 1 +26818.068 0 +393268.13 7690.0 C57
2021-05-18 22:44:02 S 15 27 22.339 -27 21 34.63 V C57
2021-05-18 22:44:02 s 1 +26453.868 0 +393352.51 2880.0 C57
2021-05-18 22:54:02 S 15 27 19.898 -27 21 34.49 V C57
2021-05-18 22:54:02 s 1 +26089.610 0 +393435.95 8090.0 C57
2021-05-18 23:04:02 S 15 27 17.002 -27 21 27.94 V C57
2021-05-18 23:04:02 s 1 +25725.297 0 +393518.47 3310.0 C57
2021-05-18 23:24:02 S 15 27 11.002 -27 21 21.17 V C57
2021-05-18 23:24:02 s 1 +24996.506 0 +393680.72 3780.0 C57
2021-05-18 23:34:02 S 15 27 08.364 -27 21 14.72 V C57
2021-05-18 23:34:02 s 1 +24632.030 0 +393760.46 9030.0 C57
2021-05-18 23:44:02 S 15 27 05.645 -27 21 11.48 V C57
2021-05-18 23:44:02 s 1 +24267.502 0 +393839.27 4280.0 C57
2021-05-18 23:54:02 S 15 27 02.753 -27 21 14.08 V C57
2021-05-18 23:54:02 s 1 +23902.922 0 +393917.15 9540.0 C57
2021-05-19 00:04:02 S 15 27 00.038 -27 21 07.99 V C57
2021-05-19 00:04:02 s 1 +23538.292 0 +393994.10 4790.0 C57
2021-05-19 00:14:02 S 15 26 57.379 -27 21 01.80 V C57
2021-05-19 00:14:02 s 1 +23173.612 0 +394070.13 50.0 C57
2021-05-19 00:24:02 S 15 26 54.696 -27 20 56.40 V C57
2021-05-19 00:24:02 s 1 +22808.884 0 +394145.23 5300.0 C57
2021-05-19 00:34:02 S 15 26 51.430 -27 20 56.08 V C57
2021-05-19 00:34:02 s 1 +22444.108 0 +394219.40 540.0 C57
2021-05-19 00:44:02 S 15 26 48.936 -27 20 51.43 V C57
2021-05-19 00:44:02 s 1 +22079.285 0 +394292.65 5780.0 C57
2021-05-19 00:54:02 S 15 26 46.097 -27 20 46.86 V C57
2021-05-19 00:54:02 s 1 +21714.415 0 +394364.97 1010.0 C57
2021-05-19 01:04:02 S 15 26 43.286 -27 20 43.94 V C57
2021-05-19 01:04:02 s 1 +21349.501 0 +394436.36 6220.0 C57
2021-05-19 01:14:02 S 15 26 40.327 -27 20 39.59 V C57
2021-05-19 01:14:02 s 1 +20984.543 0 +394506.83 1420.0 C57
2021-05-19 01:24:02 S 15 26 37.618 -27 20 32.50 V C57
2021-05-19 01:24:02 s 1 +20619.541 0 +394576.38 6610.0 C57