Schedule Observations Schedule Spectroscopic Observations
NameST26D25 → 2026 HH1
Type NEO
Status Actively Following
Source Minor Planet Center
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Recent Blocks Scheduled
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Measurements
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Last Update: 2026-Apr-19 07:19
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61149.0 April 19, 2026
Orbital inclination in deg 2.71401
Longitude of Ascending Node (deg) 34.07702
Arg of perihelion (deg) 250.39656
Eccentricity 0.69397
Mean distance (AU) 2.2854236
Mean Anomaly (deg) 347.1002
Absolute Magnitude (H) 28.1
Slope Parameter (G) 0.15
Albedo (average) 0.17
Albedo (range) 0.01 - 0.60
Diameter in meters (average) 9
Diameter in meters
(range)		 4 - 32
Physical Parameters
Diameter Initial Diameter Guess using H=28.1 and albedo=0.14 (0.01 to 0.5)

MPC Default
8.52 m +23.0 / -4.0
Follow-up Details
NEOCP digest2 score 84
Number of observations 48
Arc length (days) 0.89
Time since last observation (days) 0.07
Spectroscopy Details
Known Taxonomies None