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Minor planet follow-up portal
v. 3.17.1
2026 HF
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Name
C466Y31 → 2026 HF
Type
NEO
Status
Not Following
Source
Minor Planet Center
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)
Site
Min Altitude
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Measurements
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Last Update: 2026-Apr-17 04:42
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61146.0
April 16, 2026
Orbital inclination in deg
3.29517
Longitude of Ascending Node (deg)
47.0776
Arg of perihelion (deg)
124.07999
Eccentricity
0.2753551
Mean distance (AU)
1.3408389
Mean Anomaly (deg)
18.72888
Absolute Magnitude (H)
25.0
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
36
Diameter in meters
(range)
17 - 133
Physical Parameters
Diameter
Initial Diameter Guess using H=25.0 and albedo=0.14 (0.01 to 0.5)
MPC Default
35.52 m
+97.0 / -17.0
Follow-up Details
NEOCP
digest2
score
89
Number of observations
50
Arc length (days)
0.98
Time since last observation (days)
0.14
Spectroscopy Details
Known Taxonomies
None
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