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 13:24:02 S 15 47 19.493 -27 45 52.56 – V C57
2021-05-15 13:24:02 s 1 +174221.43 6 +232566.55 9470.0 – C57
2021-05-15 13:44:02 S 15 47 15.533 -27 45 45.72 – V C57
2021-05-15 13:44:02 s 1 +173877.23 1 +233777.30 7880.0 – C57
2021-05-15 14:04:02 S 15 47 11.081 -27 45 40.21 – V C57
2021-05-15 14:04:02 s 1 +173529.05 5 +234982.75 7790.0 – C57
2021-05-15 14:14:02 S 15 47 08.926 -27 45 32.90 – V C57
2021-05-15 14:14:02 s 1 +173353.49 0 +235583.49 9590.0 – C57
2021-05-15 14:24:02 S 15 47 07.159 -27 45 34.92 – V C57
2021-05-15 14:24:02 s 1 +173176.94 6 +236182.91 9280.0 – C57
2021-05-15 14:34:02 S 15 47 04.279 -27 45 29.09 – V C57
2021-05-15 14:34:02 s 1 +172999.42 9 +236781.02 6890.0 – C57
2021-05-15 14:44:02 S 15 47 02.422 -27 45 32.62 – V C57
2021-05-15 14:44:02 s 1 +172820.94 2 +237377.81 2430.0 – C57
2021-05-15 14:54:02 S 15 47 00.060 -27 45 20.02 – V C57
2021-05-15 14:54:02 s 1 +172641.49 1 +237973.28 5900.0 – C57
2021-05-15 15:04:02 S 15 46 57.974 -27 45 24.84 – V C57
2021-05-15 15:04:02 s 1 +172461.08 0 +238567.44 7320.0 – C57
2021-05-15 15:24:02 S 15 46 53.587 -27 45 19.80 – V C57
2021-05-15 15:24:02 s 1 +172097.39 5 +239751.82 4020.0 – C57
2021-05-15 15:34:02 S 15 46 51.686 -27 45 20.74 – V C57
2021-05-15 15:34:02 s 1 +171914.13 1 +240342.04 9340.0 – C57
2021-05-15 15:44:02 S 15 46 49.457 -27 45 15.01 – V C57
2021-05-15 15:44:02 s 1 +171729.92 5 +240930.96 2630.0 – C57
2021-05-15 15:54:02 S 15 46 47.311 -27 45 12.96 – V C57
2021-05-15 15:54:02 s 1 +171544.78 1 +241518.58 3930.0 – C57
2021-05-15 16:24:02 S 15 46 40.778 -27 45 04.57 – V C57
2021-05-15 16:24:02 s 1 +170983.76 7 +243273.60 5870.0 – C57
2021-05-15 16:34:02 S 15 46 38.122 -27 45 03.13 – V C57
2021-05-15 16:34:02 s 1 +170794.91 6 +243856.00 9240.0 – C57
2021-05-15 16:44:02 S 15 46 35.998 -27 44 56.94 – V C57
2021-05-15 16:44:02 s 1 +170605.14 9 +244437.11 650.0 – C57
2021-05-15 16:54:02 S 15 46 33.996 -27 44 57.44 – V C57
2021-05-15 16:54:02 s 1 +170414.47 0 +245016.92 110.0 – C57
2021-05-15 17:14:02 S 15 46 29.918 -27 44 57.52 – V C57
2021-05-15 17:14:02 s 1 +170030.39 5 +246172.66 3230.0 – C57
2021-05-15 18:14:02 S 15 46 16.666 -27 44 37.36 – V C57
2021-05-15 18:14:02 s 1 +168856.72 8 +249608.91 6820.0 – C57
2021-05-15 18:34:02 S 15 46 11.566 -27 44 22.74 – V C57
2021-05-15 18:34:02 s 1 +168458.46 8 +250744.05 9660.0 – C57
2021-05-15 18:44:02 S 15 46 10.020 -27 44 28.07 – V C57
2021-05-15 18:44:02 s 1 +168258.03 6 +251309.70 8310.0 – C57
2021-05-15 19:14:02 S 15 46 03.511 -27 44 22.67 – V C57
2021-05-15 19:14:02 s 1 +167651.58 4 +252998.98 3250.0 – C57
2021-05-15 22:14:02 S 15 45 23.657 -27 43 38.93 – V C57
2021-05-15 22:14:02 s 1 +163855.74 8 +262895.30 8340.0 – C57
2021-05-15 22:24:02 S 15 45 21.509 -27 43 29.28 – V C57
2021-05-15 22:24:02 s 1 +163637.23 0 +263433.16 8490.0 – C57
2021-05-15 22:34:02 S 15 45 19.368 -27 43 37.20 – V C57
2021-05-15 22:34:02 s 1 +163417.93 2 +263969.78 6980.0 – C57