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v. 3.17.1
2026 EF4
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Name
P22ml2N → 2026 EF4
Type
Asteroid
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-Mar-19 12:30
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61104.0
March 5, 2026
Orbital inclination in deg
29.03912
Longitude of Ascending Node (deg)
136.63492
Arg of perihelion (deg)
350.44519
Eccentricity
0.1892678
Mean distance (AU)
1.8627928
Mean Anomaly (deg)
37.19086
Absolute Magnitude (H)
19.8
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
389
Diameter in meters
(range)
188 - 1457
Physical Parameters
Diameter
Initial Diameter Guess using H=19.8 and albedo=0.14 (0.01 to 0.5)
MPC Default
389.46 m
+1068.0 / -183.0
Follow-up Details
NEOCP
digest2
score
45
Number of observations
12
Arc length (days)
13.88
Time since last observation (days)
0.10
Spectroscopy Details
Known Taxonomies
None
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