Login
L
as
C
umbres
O
bservatory
Minor planet follow-up portal
v. 3.17.1
2023 BM4
Home
Targets
Active
Candidates
Characterization
LOOK Project
Standards
Blocks
Data
Schedule Observations
Schedule Spectroscopic Observations
Name
3AP1B21 → 2023 BM4
Type
NEO
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
Check Spectroscopic Feasibility
Create LC Plot
Recent Blocks Scheduled
No blocks have been scheduled
Measurements
Show Measurements
Plot Visibility
Last Update: 2026-Jun-22 07:09
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61205.0
June 14, 2026
Orbital inclination in deg
1.5209
Longitude of Ascending Node (deg)
186.42679
Arg of perihelion (deg)
174.35231
Eccentricity
0.2061396
Mean distance (AU)
0.9784458
Mean Anomaly (deg)
284.58978
Absolute Magnitude (H)
23.69
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
65
Diameter in meters
(range)
31 - 243
Physical Parameters
Diameter
Initial Diameter Guess using H=23.69 and albedo=0.14 (0.01 to 0.5)
MPC Default
64.93 m
+178.0 / -31.0
Absolute Magnitude
autocmod 3.0e
E2026L04
23.65
+/- 0.4469
Follow-up Details
NEOCP
digest2
score
79
Number of observations
378
Arc length (days)
1461.00
Time since last observation (days)
16.84
Spectroscopy Details
Known Taxonomies
None
×
No messages.