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Minor planet follow-up portal
v. 3.17.1
244670 (2003 KN18)
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Type
NEO (Apollo)
Status
Actively Following
Characterization Target
Source
LCOGT
UTC date
------------ Any 1.0m ------------
LSC 1.0m - W85-87; (CTIO, Chile)
ELP 1.0m - V37,V39; (McDonald, Texas)
COJ 1.0m - Q63-64; (Siding Spring, Aust.)
CPT 1.0m - K91-93; (Sutherland, S. Africa)
TFN 1.0m - Z31,Z24; (Tenerife, Spain)
------------ Any 0.4m ------------
LSC 0.4m - W89,W79; (CTIO, Chile)
ELP 0.4m - V38,V45,V47; (McDonald, Texas)
OGG 0.4m - T03-04; (Maui, Hawaii)
COJ 0.4m - Q58-59; (Siding Spring, Aust.)
CPT 0.4m - L09; (Sutherland, S. Africa)
TFN 0.4m - Z17,Z21; (Tenerife, Spain)
------------ Any 2.0m ------------
FTS 2.0m - E10; (Siding Spring, Aust.) [MuSCAT4]
FTN 2.0m - F65; (Maui, Hawaii ) [MuSCAT3]
------------ Non LCO ------------
Mt John 1.8m - 474 (Mt John, NZ)
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Measurements
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Last Update: 2026-Jun-22 06:15
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61210.0
June 19, 2026
Orbital inclination in deg
11.90047
Longitude of Ascending Node (deg)
168.6394
Arg of perihelion (deg)
354.75036
Eccentricity
0.4856925
Mean distance (AU)
1.7490344
Mean Anomaly (deg)
45.50805
Absolute Magnitude (H)
18.12
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
844
Diameter in meters
(range)
408 - 3159
Physical Parameters
Diameter
Initial Diameter Guess using H=18.12 and albedo=0.14 (0.01 to 0.5)
MPC Default
844.23 m
+2315.0 / -398.0
Absolute Magnitude
E2026L10
18.11
Rotation Period
REFERENCE LIST:[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 423-438.]
LCDB (Rev. 2023-October); Warner et al., 2009
20.887 h
Follow-up Details
Number of observations
908
Arc length (days)
6574.00
Time since last observation (days)
0.80
Spectroscopy Details
(Plots)
SMASS Spectra
NIR
Known Taxonomies
None
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