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 09:54:02 S 15 42 45.362 -27 40 39.50 – V C57
2021-05-16 09:54:02 s 1 +146852.83 5 +297609.95 920.0 – C57
2021-05-16 10:14:02 S 15 42 40.810 -27 40 31.94 – V C57
2021-05-16 10:14:02 s 1 +146321.19 6 +298516.46 1770.0 – C57
2021-05-16 10:24:02 S 15 42 38.770 -27 40 28.96 – V C57
2021-05-16 10:24:02 s 1 +146054.52 1 +298967.98 410.0 – C57
2021-05-16 10:34:02 S 15 42 36.180 -27 40 28.38 – V C57
2021-05-16 10:34:02 s 1 +145787.27 8 +299418.35 7860.0 – C57
2021-05-16 10:44:02 S 15 42 33.936 -27 40 27.30 – V C57
2021-05-16 10:44:02 s 1 +145519.47 0 +299867.56 4140.0 – C57
2021-05-16 10:54:02 S 15 42 31.454 -27 40 20.03 – V C57
2021-05-16 10:54:02 s 1 +145251.09 9 +300315.62 9240.0 – C57
2021-05-16 11:04:02 S 15 42 29.633 -27 40 20.96 – V C57
2021-05-16 11:04:02 s 1 +144982.16 8 +300762.53 3170.0 – C57
2021-05-16 11:14:02 S 15 42 27.187 -27 40 20.24 – V C57
2021-05-16 11:14:02 s 1 +144712.68 0 +301208.29 5940.0 – C57
2021-05-16 11:24:02 S 15 42 24.672 -27 40 15.85 – V C57
2021-05-16 11:24:02 s 1 +144442.63 6 +301652.90 7550.0 – C57
2021-05-16 11:44:02 S 15 42 20.520 -27 40 10.60 – V C57
2021-05-16 11:44:02 s 1 +143900.89 2 +302538.68 7330.0 – C57
2021-05-16 11:54:02 S 15 42 18.288 -27 40 06.96 – V C57
2021-05-16 11:54:02 s 1 +143629.19 7 +302979.85 5510.0 – C57
2021-05-16 12:04:02 S 15 42 15.691 -27 40 07.54 – V C57
2021-05-16 12:04:02 s 1 +143356.95 6 +303419.88 2550.0 – C57
2021-05-16 12:14:02 S 15 42 13.097 -27 40 04.33 – V C57
2021-05-16 12:14:02 s 1 +143084.17 2 +303858.77 8460.0 – C57
2021-05-16 12:24:02 S 15 42 10.740 -27 40 02.96 – V C57
2021-05-16 12:24:02 s 1 +142810.84 7 +304296.51 3240.0 – C57
2021-05-16 12:34:02 S 15 42 08.870 -27 39 55.51 – V C57
2021-05-16 12:34:02 s 1 +142536.98 3 +304733.11 6910.0 – C57
2021-05-16 12:44:02 S 15 42 06.468 -27 39 59.44 – V C57
2021-05-16 12:44:02 s 1 +142262.58 3 +305168.58 9460.0 – C57
2021-05-16 13:04:02 S 15 42 01.085 -27 39 50.40 – V C57
2021-05-16 13:04:02 s 1 +141712.18 3 +306036.09 1230.0 – C57
2021-05-16 13:14:02 S 15 41 59.395 -27 39 41.80 – V C57
2021-05-16 13:14:02 s 1 +141436.18 8 +306468.14 470.0 – C57
2021-05-16 13:34:02 S 15 41 54.197 -27 39 47.02 – V C57
2021-05-16 13:34:02 s 1 +140882.61 8 +307328.84 5670.0 – C57
2021-05-16 13:54:02 S 15 41 50.323 -27 39 34.42 – V C57
2021-05-16 13:54:02 s 1 +140326.95 9 +308185.00 6530.0 – C57
2021-05-16 14:24:02 S 15 41 43.514 -27 39 30.49 – V C57
2021-05-16 14:24:02 s 1 +139489.59 0 +309460.77 4780.0 – C57
2021-05-16 14:34:02 S 15 41 40.308 -27 39 24.59 – V C57
2021-05-16 14:34:02 s 1 +139209.44 2 +309883.77 5410.0 – C57
2021-05-16 14:44:02 S 15 41 38.158 -27 39 24.30 – V C57
2021-05-16 14:44:02 s 1 +138928.78 5 +310305.64 4980.0 – C57
2021-05-16 15:24:02 S 15 41 28.994 -27 39 16.27 – V C57
2021-05-16 15:24:02 s 1 +137801.10 8 +311981.88 2840.0 – C57
2021-05-16 15:34:02 S 15 41 26.561 -27 39 05.15 – V C57
2021-05-16 15:34:02 s 1 +137517.93 8 +312398.14 7220.0 – C57