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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-May-01 06:13
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61161.0
May 1, 2026
Orbital inclination in deg
11.90058
Longitude of Ascending Node (deg)
168.64231
Arg of perihelion (deg)
354.7458
Eccentricity
0.4857041
Mean distance (AU)
1.7490363
Mean Anomaly (deg)
24.6294
Absolute Magnitude (H)
18.15
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
833
Diameter in meters
(range)
402 - 3115
Physical Parameters
Diameter
Initial Diameter Guess using H=18.15 and albedo=0.14 (0.01 to 0.5)
MPC Default
832.65 m
+2283.0 / -392.0
Absolute Magnitude
MPO967513
18.15
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
766
Arc length (days)
6574.00
Time since last observation (days)
1.80
Spectroscopy Details
(Plots)
SMASS Spectra
NIR
Known Taxonomies
None
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