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
2021-05-17 07:04:02 S 15 37 44.290 -27 34 47.71 – V C57
2021-05-17 07:04:02 s 1 +109279.11 0 +346340.24 1880.0 – C57
2021-05-17 07:14:02 S 15 37 42.074 -27 34 47.64 – V C57
2021-05-17 07:14:02 s 1 +108957.67 6 +346655.23 8820.0 – C57
2021-05-17 07:24:02 S 15 37 39.350 -27 34 42.74 – V C57
2021-05-17 07:24:02 s 1 +108635.91 6 +346969.19 5130.0 – C57
2021-05-17 07:34:02 S 15 37 36.984 -27 34 37.67 – V C57
2021-05-17 07:34:02 s 1 +108313.83 1 +347282.11 790.0 – C57
2021-05-17 07:44:02 S 15 37 33.967 -27 34 40.08 – V C57
2021-05-17 07:44:02 s 1 +107991.42 2 +347593.99 5830.0 – C57
2021-05-17 07:54:02 S 15 37 31.908 -27 34 35.04 – V C57
2021-05-17 07:54:02 s 1 +107668.69 2 +347904.84 230.0 – C57
2021-05-17 08:04:02 S 15 37 29.700 -27 34 27.77 – V C57
2021-05-17 08:04:02 s 1 +107345.64 2 +348214.66 4000.0 – C57
2021-05-17 08:14:02 S 15 37 26.770 -27 34 30.97 – V C57
2021-05-17 08:14:02 s 1 +107022.27 3 +348523.44 7160.0 – C57
2021-05-17 08:24:02 S 15 37 24.451 -27 34 25.86 – V C57
2021-05-17 08:24:02 s 1 +106698.58 6 +348831.18 9690.0 – C57
2021-05-17 08:34:02 S 15 37 21.938 -27 34 25.25 – V C57
2021-05-17 08:34:02 s 1 +106374.58 4 +349137.90 1600.0 – C57
2021-05-17 08:44:02 S 15 37 19.651 -27 34 19.67 – V C57
2021-05-17 08:44:02 s 1 +106050.26 8 +349443.58 2910.0 – C57
2021-05-17 08:54:02 S 15 37 16.898 -27 34 12.00 – V C57
2021-05-17 08:54:02 s 1 +105725.63 8 +349748.23 3600.0 – C57
2021-05-17 09:04:02 S 15 37 14.777 -27 34 04.33 – V C57
2021-05-17 09:04:02 s 1 +105400.69 8 +350051.85 3680.0 – C57
2021-05-17 09:14:02 S 15 37 12.228 -27 34 09.95 – V C57
2021-05-17 09:14:02 s 1 +105075.44 8 +350354.45 3170.0 – C57
2021-05-17 09:24:02 S 15 37 09.446 -27 34 05.59 – V C57
2021-05-17 09:24:02 s 1 +104749.88 9 +350656.01 2050.0 – C57
2021-05-17 09:32:15 C 15 36 35.46 -27 44 57.0 – V T08
2021-05-17 09:34:02 S 15 37 06.806 -27 34 04.80 – V C57
2021-05-17 09:34:02 s 1 +104424.02 3 +350956.54 330.0 – C57
2021-05-17 09:35:33 C 15 36 34.57 -27 44 55.9 – V T08
2021-05-17 09:39:32 C 15 36 33.49 -27 44 54.7 – V T08
2021-05-17 09:44:02 S 15 37 04.766 -27 34 06.85 – V C57
2021-05-17 09:44:02 s 1 +104097.85 2 +351256.05 8030.0 – C57
2021-05-17 09:47:30 C 15 36 31.36 -27 44 52.4 – V T08
2021-05-17 10:04:02 S 15 36 59.928 -27 33 58.57 – V C57
2021-05-17 10:04:02 s 1 +103444.59 8 +351851.98 1640.0 – C57
2021-05-17 10:14:02 S 15 36 57.254 -27 33 55.84 – V C57
2021-05-17 10:14:02 s 1 +103117.51 9 +352148.41 7580.0 – C57
2021-05-17 10:24:02 S 15 36 54.857 -27 33 52.81 – V C57
2021-05-17 10:24:02 s 1 +102790.14 1 +352443.81 2930.0 – C57
2021-05-17 10:34:02 S 15 36 52.373 -27 33 49.82 – V C57
2021-05-17 10:34:02 s 1 +102462.46 4 +352738.19 7700.0 – C57
2021-05-17 10:44:02 S 15 36 49.891 -27 33 45.22 – V C57
2021-05-17 10:44:02 s 1 +102134.49 0 +353031.55 1910.0 – C57
2021-05-17 10:54:02 S 15 36 47.712 -27 33 37.37 – V C57
2021-05-17 10:54:02 s 1 +101806.22 0 +353323.88 5540.0 – C57