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Minor planet follow-up portal
v. 3.16.0
2025 SY1
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Name
Sar2837 → 2025 SY1
Type
NEO
Status
Actively 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; (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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Last Update: 2025-Sep-19 07:58
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
60937.0
Sept. 19, 2025
Orbital inclination in deg
0.61661
Longitude of Ascending Node (deg)
178.5091
Arg of perihelion (deg)
290.06681
Eccentricity
0.258099
Mean distance (AU)
0.9713321
Mean Anomaly (deg)
276.60727
Absolute Magnitude (H)
31.7
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
2
Diameter in meters
(range)
1 - 6
Physical Parameters
Diameter
Initial Diameter Guess using H=31.7 and albedo=0.14 (0.01 to 0.5)
MPC Default
1.62 m
+4.0 / -1.0
Follow-up Details
NEOCP
digest2
score
98
Number of observations
47
Arc length (days)
0.18
Time since last observation (days)
0.41
Spectroscopy Details
Known Taxonomies
None
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