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v. 3.16.4
427684 (2004 DH2)
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Type
NEO (Aten)
Status
Actively Following
Characterization Target
Source
Yarkovsky
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; (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: 2025-Apr-28 19:05
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
60767.0
April 2, 2025
Orbital inclination in deg
23.0201
Longitude of Ascending Node (deg)
157.28819
Arg of perihelion (deg)
216.14643
Eccentricity
0.4003316
Mean distance (AU)
0.9443135
Mean Anomaly (deg)
111.29475
Absolute Magnitude (H)
20.33
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
305
Diameter in meters
(range)
147 - 1142
Physical Parameters
Diameter
Initial Diameter Guess using H=20.33 and albedo=0.14 (0.01 to 0.5)
MPC Default
305.11 m
+837.0 / -144.0
Rotation Period
REFERENCE LIST:[Warner, B.D. (2015) Minor Planet Bull. 42, 172-183.]
LCDB (Rev. 2023-February); Warner et al., 2009
8.962 h
Absolute Magnitude
MPO699559
20.29
Follow-up Details
Number of observations
202
Arc length (days)
4749.00
Time since last observation (days)
3281.79
Spectroscopy Details
Known Taxonomies
None
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