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
2021-05-16 15:44:02 S 15 41 24.602 -27 39 07.31 – V C57
2021-05-16 15:44:02 s 1 +137234.27 2 +312813.27 580.0 – C57
2021-05-16 15:54:02 S 15 41 22.279 -27 39 05.26 – V C57
2021-05-16 15:54:02 s 1 +136950.11 2 +313227.29 2910.0 – C57
2021-05-16 16:04:02 S 15 41 19.711 -27 39 04.57 – V C57
2021-05-16 16:04:02 s 1 +136665.46 1 +313640.18 4240.0 – C57
2021-05-16 16:24:02 S 15 41 15.516 -27 39 00.29 – V C57
2021-05-16 16:24:02 s 1 +136094.69 1 +314462.62 3850.0 – C57
2021-05-16 16:34:02 S 15 41 13.126 -27 38 56.72 – V C57
2021-05-16 16:34:02 s 1 +135808.57 8 +314872.17 2160.0 – C57
2021-05-16 17:24:02 S 15 41 00.972 -27 38 40.45 – V C57
2021-05-16 17:24:02 s 1 +134370.80 3 +316903.21 8850.0 – C57
2021-05-16 17:44:02 S 15 40 56.383 -27 38 35.66 – V C57
2021-05-16 17:44:02 s 1 +133792.36 9 +317707.85 2690.0 – C57
2021-05-16 17:54:02 S 15 40 53.854 -27 38 27.89 – V C57
2021-05-16 17:54:02 s 1 +133502.44 8 +318108.51 3170.0 – C57
2021-05-16 18:14:02 S 15 40 49.130 -27 38 29.76 – V C57
2021-05-16 18:14:02 s 1 +132921.20 8 +318906.51 1240.0 – C57
2021-05-16 18:24:02 S 15 40 46.745 -27 38 22.56 – V C57
2021-05-16 18:24:02 s 1 +132629.89 3 +319303.86 8850.0 – C57
2021-05-16 19:24:02 S 15 40 32.904 -27 38 06.65 – V C57
2021-05-16 19:24:02 s 1 +130872.40 1 +321664.78 4840.0 – C57
2021-05-16 19:54:02 S 15 40 25.500 -27 38 02.98 – V C57
2021-05-16 19:54:02 s 1 +129987.57 1 +322830.41 5380.0 – C57
2021-05-16 21:04:02 S 15 40 08.808 -27 37 46.45 – V C57
2021-05-16 21:04:02 s 1 +127907.56 0 +325511.95 5190.0 – C57
2021-05-16 21:34:02 S 15 40 01.730 -27 37 31.44 – V C57
2021-05-16 21:34:02 s 1 +127009.64 7 +326644.84 9040.0 – C57
2021-05-16 21:44:02 S 15 39 58.651 -27 37 30.83 – V C57
2021-05-16 21:44:02 s 1 +126709.49 3 +327020.29 8600.0 – C57
2021-05-16 21:54:02 S 15 39 56.995 -27 37 25.21 – V C57
2021-05-16 21:54:02 s 1 +126408.91 7 +327394.66 7300.0 – C57
2021-05-16 22:04:02 S 15 39 54.737 -27 37 21.32 – V C57
2021-05-16 22:04:02 s 1 +126107.92 0 +327767.95 5140.0 – C57
2021-05-16 22:14:02 S 15 39 52.270 -27 37 24.82 – V C57
2021-05-16 22:14:02 s 1 +125806.50 6 +328140.16 2140.0 – C57
2021-05-16 22:24:02 S 15 39 50.254 -27 37 16.86 – V C57
2021-05-16 22:24:02 s 1 +125504.67 5 +328511.28 8290.0 – C57
2021-05-16 22:34:02 S 15 39 47.587 -27 37 14.05 – V C57
2021-05-16 22:34:02 s 1 +125202.42 9 +328881.33 3600.0 – C57
2021-05-16 23:54:02 S 15 39 28.459 -27 36 53.96 – V C57
2021-05-16 23:54:02 s 1 +122769.75 9 +331802.86 6290.0 – C57
2021-05-17 00:14:02 S 15 39 24.017 -27 36 47.30 – V C57
2021-05-17 00:14:02 s 1 +122157.57 2 +332522.50 1340.0 – C57
2021-05-17 00:24:02 S 15 39 20.959 -27 36 46.69 – V C57
2021-05-17 00:24:02 s 1 +121850.88 5 +332880.71 7670.0 – C57
2021-05-17 01:44:02 S 15 39 02.712 -27 36 25.85 – V C57
2021-05-17 01:44:02 s 1 +119383.38 8 +335707.93 100.0 – C57
2021-05-17 02:04:02 S 15 38 57.055 -27 36 15.44 – V C57
2021-05-17 02:04:02 s 1 +118762.68 7 +336404.08 8020.0 – C57