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
2021-05-24 17:24:02 S 14 38 15.194 -25 45 09.29 – V C57
2021-05-24 17:24:02 s 1 -190782.23 2 +125327.78 9850.0 – C57
2021-05-24 17:34:02 S 14 38 11.558 -25 44 59.53 – V C57
2021-05-24 17:34:02 s 1 -190704.13 7 +124527.23 3550.0 – C57
2021-05-24 17:44:02 S 14 38 06.602 -25 44 48.73 – V C57
2021-05-24 17:44:02 s 1 -190623.86 6 +123725.26 1700.0 – C57
2021-05-24 17:54:02 S 14 38 01.908 -25 44 35.56 – V C57
2021-05-24 17:54:02 s 1 -190541.40 5 +122921.87 4260.0 – C57
2021-05-24 18:04:02 S 14 37 57.684 -25 44 24.47 – V C57
2021-05-24 18:04:02 s 1 -190456.74 2 +122117.06 1210.0 – C57
2021-05-24 18:24:02 S 14 37 49.253 -25 44 22.16 – V C57
2021-05-24 18:24:02 s 1 -190280.75 4 +120503.19 8110.0 – C57
2021-05-24 18:34:02 S 14 37 43.630 -25 43 46.96 – V C57
2021-05-24 18:34:02 s 1 -190189.40 2 +119694.12 8000.0 – C57
2021-05-24 18:44:02 S 14 37 39.473 -25 43 37.78 – V C57
2021-05-24 18:44:02 s 1 -190095.79 4 +118883.64 2140.0 – C57
2021-05-24 18:54:02 S 14 37 34.992 -25 43 25.18 – V C57
2021-05-24 18:54:02 s 1 -189999.91 6 +118071.74 500.0 – C57
2021-05-24 19:04:02 S 14 37 30.782 -25 43 12.83 – V C57
2021-05-24 19:04:02 s 1 -189901.75 3 +117258.43 3040.0 – C57
2021-05-24 19:14:02 S 14 37 25.718 -25 43 01.52 – V C57
2021-05-24 19:14:02 s 1 -189801.29 3 +116443.70 9720.0 – C57
2021-05-24 19:24:02 S 14 37 21.468 -25 42 50.80 – V C57
2021-05-24 19:24:02 s 1 -189698.52 0 +115627.55 510.0 – C57
2021-05-24 19:34:02 S 14 37 17.323 -25 42 36.14 – V C57
2021-05-24 19:34:02 s 1 -189593.42 0 +114809.98 5390.0 – C57
2021-05-24 19:44:02 S 14 37 12.922 -25 42 27.43 – V C57
2021-05-24 19:44:02 s 1 -189485.98 0 +113991.00 4300.0 – C57
2021-05-24 19:54:02 S 14 37 08.069 -25 42 18.72 – V C57
2021-05-24 19:54:02 s 1 -189376.18 4 +113170.61 7220.0 – C57
2021-05-24 20:04:02 S 14 37 03.348 -25 42 03.28 – V C57
2021-05-24 20:04:02 s 1 -189264.01 8 +112348.80 4110.0 – C57
2021-05-24 20:14:02 S 14 36 58.954 -25 41 48.16 – V C57
2021-05-24 20:14:02 s 1 -189149.46 7 +111525.58 4930.0 – C57
2021-05-24 20:24:02 S 14 36 54.614 -25 41 37.36 – V C57
2021-05-24 20:24:02 s 1 -189032.51 7 +110700.94 9650.0 – C57
2021-05-24 20:34:02 S 14 36 49.620 -25 41 20.36 – V C57
2021-05-24 20:34:02 s 1 -188913.15 1 +109874.89 8230.0 – C57
2021-05-24 20:44:02 S 14 36 45.713 -25 41 14.32 – V C57
2021-05-24 20:44:02 s 1 -188791.35 7 +109047.43 640.0 – C57
2021-05-24 20:54:02 S 14 36 40.865 -25 41 01.86 – V C57
2021-05-24 20:54:02 s 1 -188667.11 7 +108218.56 6830.0 – C57
2021-05-24 21:04:02 S 14 36 36.660 -25 40 47.96 – V C57
2021-05-24 21:04:02 s 1 -188540.41 6 +107388.28 6770.0 – C57
2021-05-24 21:14:02 S 14 36 32.119 -25 40 33.64 – V C57
2021-05-24 21:14:02 s 1 -188411.24 0 +106556.59 410.0 – C57
2021-05-24 21:24:02 S 14 36 27.307 -25 40 22.69 – V C57
2021-05-24 21:24:02 s 1 -188279.57 2 +105723.49 7730.0 – C57
2021-05-24 21:34:02 S 14 36 22.781 -25 40 12.61 – V C57
2021-05-24 21:34:02 s 1 -188145.39 6 +104888.99 8680.0 – C57