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Minor planet follow-up portal
v. 3.17.1
2025 RB5
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Name
CDF6YA2 → 2025 RB5
Type
NEO (Apollo)
Status
Actively Following
Characterization Target
Source
NASA
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-Aug-30 06:27
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61283.0
Aug. 31, 2026
Orbital inclination in deg
4.74059
Longitude of Ascending Node (deg)
194.87054
Arg of perihelion (deg)
38.37746
Eccentricity
0.1822228
Mean distance (AU)
1.0189791
Mean Anomaly (deg)
78.92385
Absolute Magnitude (H)
24.71
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
41
Diameter in meters
(range)
20 - 152
Physical Parameters
Diameter
Initial Diameter Guess using H=24.71 and albedo=0.14 (0.01 to 0.5)
MPC Default
40.59 m
+111.0 / -19.0
Absolute Magnitude
autocmod 3.0f
E2025U83
24.64
+/- 0.4439
Follow-up Details
NEOCP
digest2
score
100
Number of observations
30
Arc length (days)
35.00
Time since last observation (days)
314.27
Spectroscopy Details
Known Taxonomies
None
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