IAA RAS IAA Minor Planet Database

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
2021-05-14 19:44:02 s 1 +185589.07 5 +160470.99 5090.0 – C57
2021-05-14 20:24:02 S 15 50 55.298 -27 50 01.07 – V C57
2021-05-14 20:24:02 s 1 +185453.32 2 +163485.49 5040.0 – C57
2021-05-14 21:04:02 S 15 50 47.026 -27 49 48.43 – V C57
2021-05-14 21:04:02 s 1 +185290.34 3 +166476.14 5870.0 – C57
2021-05-14 21:44:02 S 15 50 38.662 -27 49 37.49 – V C57
2021-05-14 21:44:02 s 1 +185100.74 7 +169443.02 8930.0 – C57
2021-05-14 21:54:02 S 15 50 36.792 -27 49 34.25 – V C57
2021-05-14 21:54:02 s 1 +185049.25 9 +170181.04 8330.0 – C57
2021-05-14 22:04:02 S 15 50 34.733 -27 49 30.40 – V C57
2021-05-14 22:04:02 s 1 +184996.15 3 +170917.58 4210.0 – C57
2021-05-14 22:14:02 S 15 50 32.638 -27 49 26.98 – V C57
2021-05-14 22:14:02 s 1 +184941.43 8 +171652.64 6610.0 – C57
2021-05-14 23:04:02 S 15 50 22.166 -27 49 26.65 – V C57
2021-05-14 23:04:02 s 1 +184644.05 0 +175305.85 6970.0 – C57
2021-05-14 23:34:02 S 15 50 16.154 -27 49 19.52 – V C57
2021-05-14 23:34:02 s 1 +184446.87 6 +177480.14 2570.0 – C57
2021-05-15 01:54:02 S 15 49 46.615 -27 48 29.05 – V C57
2021-05-15 01:54:02 s 1 +183348.15 8 +187453.40 5390.0 – C57
2021-05-15 02:14:02 S 15 49 42.811 -27 48 24.37 – V C57
2021-05-15 02:14:02 s 1 +183167.99 7 +188854.99 7030.0 – C57
2021-05-15 03:24:02 S 15 49 27.533 -27 48 13.68 – V C57
2021-05-15 03:24:02 s 1 +182493.59 5 +193715.33 3000.0 – C57
2021-05-15 03:34:02 S 15 49 25.526 -27 48 11.92 – V C57
2021-05-15 03:34:02 s 1 +182391.78 2 +194403.95 3470.0 – C57
2021-05-15 04:04:02 S 15 49 19.356 -27 48 00.32 – V C57
2021-05-15 04:04:02 s 1 +182078.29 6 +196461.25 7480.0 – C57
2021-05-15 04:54:02 S 15 49 08.614 -27 47 51.40 – V C57
2021-05-15 04:54:02 s 1 +181529.41 0 +199861.70 3830.0 – C57
2021-05-15 05:04:02 S 15 49 06.641 -27 47 49.67 – V C57
2021-05-15 05:04:02 s 1 +181415.73 3 +200537.55 8690.0 – C57
2021-05-15 05:24:02 S 15 49 02.321 -27 47 48.59 – V C57
2021-05-15 05:24:02 s 1 +181184.53 1 +201885.02 90.0 – C57
2021-05-15 05:34:02 S 15 49 00.432 -27 47 41.89 – V C57
2021-05-15 05:34:02 s 1 +181067.02 0 +202556.65 6680.0 – C57
2021-05-15 05:44:02 S 15 48 58.054 -27 47 36.78 – V C57
2021-05-15 05:44:02 s 1 +180948.24 5 +203226.86 540.0 – C57
2021-05-15 06:04:02 S 15 48 54.067 -27 47 40.06 – V C57
2021-05-15 06:04:02 s 1 +180706.92 5 +204563.09 130.0 – C57
2021-05-15 07:04:02 S 15 48 41.170 -27 47 22.92 – V C57
2021-05-15 07:04:02 s 1 +179953.27 7 +208538.22 4910.0 – C57
2021-05-15 07:14:02 S 15 48 38.969 -27 47 12.88 – V C57
2021-05-15 07:14:02 s 1 +179823.40 4 +209195.87 4850.0 – C57
2021-05-15 07:24:02 S 15 48 36.847 -27 47 14.50 – V C57
2021-05-15 07:24:02 s 1 +179692.33 0 +209852.13 2200.0 – C57
2021-05-15 07:34:02 S 15 48 35.203 -27 47 10.18 – V C57
2021-05-15 07:34:02 s 1 +179560.06 0 +210507.00 6980.0 – C57
2021-05-15 07:44:02 S 15 48 33.367 -27 47 14.64 – V C57
2021-05-15 07:44:02 s 1 +179426.60 0 +211160.48 9200.0 – C57
2021-05-15 07:54:02 S 15 48 30.914 -27 47 08.41 – V C57