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
2021-05-15 07:54:02 s 1 +179291.95 6 +211812.58 8870.0 – C57
2021-05-15 08:04:02 S 15 48 28.073 -27 47 05.39 – V C57
2021-05-15 08:04:02 s 1 +179156.13 4 +212463.30 6000.0 – C57
2021-05-15 08:14:02 S 15 48 25.853 -27 47 09.96 – V C57
2021-05-15 08:14:02 s 1 +179019.14 1 +213112.64 610.0 – C57
2021-05-15 09:04:02 S 15 48 16.001 -27 46 54.34 – V C57
2021-05-15 09:04:02 s 1 +178316.79 3 +216338.70 6260.0 – C57
2021-05-15 09:14:02 S 15 48 13.663 -27 46 49.51 – V C57
2021-05-15 09:14:02 s 1 +178172.88 8 +216979.79 6000.0 – C57
2021-05-15 09:54:02 S 15 48 04.680 -27 46 46.24 – V C57
2021-05-15 09:54:02 s 1 +177586.00 6 +219530.49 750.0 – C57
2021-05-15 10:04:02 S 15 48 02.887 -27 46 36.77 – V C57
2021-05-15 10:04:02 s 1 +177436.49 7 +220164.75 8450.0 – C57
2021-05-15 10:05:34 C 15 48 10.11 -27 56 03.3 – V T05
2021-05-15 10:14:02 S 15 48 00.576 -27 46 34.61 – V C57
2021-05-15 10:14:02 s 1 +177285.88 5 +220797.66 3770.0 – C57
2021-05-15 10:24:02 S 15 47 58.555 -27 46 31.22 – V C57
2021-05-15 10:24:02 s 1 +177134.17 3 +221429.21 6730.0 – C57
2021-05-15 10:34:02 S 15 47 56.388 -27 46 33.20 – V C57
2021-05-15 10:34:02 s 1 +176981.36 8 +222059.40 7340.0 – C57
2021-05-15 10:44:02 S 15 47 54.218 -27 46 30.94 – V C57
2021-05-15 10:44:02 s 1 +176827.47 4 +222688.23 5610.0 – C57
2021-05-15 10:54:02 S 15 47 51.946 -27 46 24.42 – V C57
2021-05-15 10:54:02 s 1 +176672.49 8 +223315.71 1560.0 – C57
2021-05-15 11:04:02 S 15 47 49.654 -27 46 17.47 – V C57
2021-05-15 11:04:02 s 1 +176516.44 5 +223941.84 5200.0 – C57
2021-05-15 11:14:02 S 15 47 47.666 -27 46 23.27 – V C57
2021-05-15 11:14:02 s 1 +176359.31 9 +224566.61 6530.0 – C57
2021-05-15 11:24:02 S 15 47 45.953 -27 46 15.46 – V C57
2021-05-15 11:24:02 s 1 +176201.12 6 +225190.04 5570.0 – C57
2021-05-15 11:34:02 S 15 47 43.601 -27 46 15.89 – V C57
2021-05-15 11:34:02 s 1 +176041.87 1 +225812.12 2330.0 – C57
2021-05-15 11:44:02 S 15 47 41.242 -27 46 13.40 – V C57
2021-05-15 11:44:02 s 1 +175881.56 0 +226432.86 6820.0 – C57
2021-05-15 11:54:02 S 15 47 39.072 -27 46 07.50 – V C57
2021-05-15 11:54:02 s 1 +175720.19 6 +227052.25 9060.0 – C57
2021-05-15 11:56:39 C 15 47 44.08 -27 55 43.8 – V T05
2021-05-15 12:01:16 C 15 47 43.00 -27 55 42.6 – V T05
2021-05-15 12:04:02 S 15 47 37.178 -27 46 08.29 – V C57
2021-05-15 12:04:02 s 1 +175557.78 7 +227670.30 9050.0 – C57
2021-05-15 12:10:32 C 15 47 40.83 -27 55 40.8 – V T05
2021-05-15 12:14:02 S 15 47 34.920 -27 46 05.30 – V C57
2021-05-15 12:14:02 s 1 +175394.33 6 +228287.00 6810.0 – C57
2021-05-15 12:24:02 S 15 47 32.506 -27 46 03.29 – V C57
2021-05-15 12:24:02 s 1 +175229.84 8 +228902.37 2340.0 – C57
2021-05-15 12:25:10 C 15 47 37.40 -27 55 38.1 – V T05
2021-05-15 12:44:02 S 15 47 28.315 -27 45 54.86 – V C57
2021-05-15 12:44:02 s 1 +174897.78 4 +230129.10 6780.0 – C57
2021-05-15 13:04:02 S 15 47 24.226 -27 45 54.76 – V C57
2021-05-15 13:04:02 s 1 +174561.63 4 +231350.48 2460.0 – C57