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
2021-05-19 20:34:02 S 15 21 04.462 -27 12 33.01 V C57
2021-05-19 20:34:02 s 1 -21416.080 0 +396437.66 8130.0 C57
2021-05-19 20:44:02 S 15 21 01.414 -27 12 29.66 V C57
2021-05-19 20:44:02 s 1 -21780.171 0 +396400.69 7220.0 C57
2021-05-19 20:54:02 S 15 20 58.541 -27 12 25.70 V C57
2021-05-19 20:54:02 s 1 -22144.205 0 +396362.80 6060.0 C57
2021-05-19 21:04:02 S 15 20 55.776 -27 12 19.76 V C57
2021-05-19 21:04:02 s 1 -22508.178 0 +396324.00 4640.0 C57
2021-05-19 21:14:02 S 15 20 52.505 -27 12 17.53 V C57
2021-05-19 21:14:02 s 1 -22872.092 0 +396284.28 2950.0 C57
2021-05-19 21:24:02 S 15 20 49.658 -27 12 13.07 V C57
2021-05-19 21:24:02 s 1 -23235.945 0 +396243.65 1000.0 C57
2021-05-19 21:34:02 S 15 20 46.358 -27 12 05.94 V C57
2021-05-19 21:34:02 s 1 -23599.736 0 +396202.11 8770.0 C57
2021-05-19 21:44:02 S 15 20 43.613 -27 12 01.62 V C57
2021-05-19 21:44:02 s 1 -23963.465 0 +396159.65 6280.0 C57
2021-05-19 22:14:02 S 15 20 35.009 -27 11 45.46 V C57
2021-05-19 22:14:02 s 1 -25054.265 0 +396026.78 7160.0 C57
2021-05-19 22:24:02 S 15 20 31.798 -27 11 44.92 V C57
2021-05-19 22:24:02 s 1 -25417.734 0 +395980.65 3560.0 C57
2021-05-19 22:34:02 S 15 20 28.656 -27 11 37.54 V C57
2021-05-19 22:34:02 s 1 -25781.136 0 +395933.62 9680.0 C57
2021-05-19 22:54:02 S 15 20 22.838 -27 11 31.49 V C57
2021-05-19 22:54:02 s 1 -26507.736 0 +395836.80 1080.0 C57
2021-05-19 23:04:02 S 15 20 19.488 -27 11 23.21 V C57
2021-05-19 23:04:02 s 1 -26870.932 0 +395787.02 6340.0 C57
2021-05-19 23:14:02 S 15 20 17.033 -27 11 21.95 V C57
2021-05-19 23:14:02 s 1 -27234.057 0 +395736.32 1320.0 C57
2021-05-19 23:24:02 S 15 20 13.406 -27 11 16.94 V C57
2021-05-19 23:24:02 s 1 -27597.111 0 +395684.71 6010.0 C57
2021-05-19 23:44:02 S 15 20 07.402 -27 11 11.15 V C57
2021-05-19 23:44:02 s 1 -28323.002 0 +395578.74 4490.0 C57
2021-05-20 00:04:02 S 15 20 01.080 -27 10 59.77 V C57
2021-05-20 00:04:02 s 1 -29048.597 0 +395469.11 1790.0 C57
2021-05-20 00:14:02 S 15 19 58.186 -27 10 51.06 V C57
2021-05-20 00:14:02 s 1 -29411.281 0 +395412.92 4990.0 C57
2021-05-20 00:24:02 S 15 19 55.123 -27 10 51.10 V C57
2021-05-20 00:24:02 s 1 -29773.889 0 +395355.81 7880.0 C57
2021-05-20 02:24:02 S 15 19 18.698 -27 09 50.40 V C57
2021-05-20 02:24:02 s 1 -34118.898 0 +394599.11 8090.0 C57
2021-05-20 02:34:02 S 15 19 15.842 -27 09 48.85 V C57
2021-05-20 02:34:02 s 1 -34480.432 0 +394530.10 6840.0 C57
2021-05-20 03:14:02 S 15 19 04.034 -27 09 29.66 V C57
2021-05-20 03:14:02 s 1 -35925.671 0 +394244.89 8460.0 C57
2021-05-20 03:24:02 S 15 19 00.310 -27 09 27.18 V C57
2021-05-20 03:24:02 s 1 -36286.752 0 +394171.29 5520.0 C57
2021-05-20 03:34:02 S 15 18 57.355 -27 09 20.63 V C57
2021-05-20 03:34:02 s 1 -36647.740 0 +394096.78 2230.0 C57
2021-05-20 03:44:02 S 15 18 54.886 -27 09 12.28 V C57
2021-05-20 03:44:02 s 1 -37008.634 0 +394021.35 8590.0 C57