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Minor planet follow-up portal
v. 3.15.2
2021 EZ4
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Data
Schedule Observations
Schedule Spectroscopic Observations
Name
P11dPBr → 2021 EZ4
Type
NEO (Apollo)
Status
Not Following
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; (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
2021-04-07T17:10:00
2021-04-08T17:10:00
SIN
Req: 2441061
2021-04-09T23:36:00
2021-04-10T07:28:00
LSC
Req: 2443811
2021-04-11T00:07:00
2021-04-11T07:24:00
LSC
Req: 2444879
2021-04-11T21:57:00
2021-04-12T01:14:00
CPT
Req: 2446063
2021-04-12T21:31:00
2021-04-13T21:31:00
SIN
Req: 2447778
2021-04-13T06:56:00
2021-04-13T10:40:00
OGG
Req: 2448112
2021-04-13T20:17:00
2021-04-14T20:17:00
SIN
Req: 2449322
2021-04-17T08:40:00
2021-04-17T16:10:00
COJ
Req: 2453952
Measurements
Show Measurements
Plot Visibility
Last Update: 2022-Mar-16 19:38
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59486.0
Sept. 29, 2021
Orbital inclination in deg
3.09954
Longitude of Ascending Node (deg)
2.40848
Arg of perihelion (deg)
247.26345
Eccentricity
0.1052611
Mean distance (AU)
1.1301482
Mean Anomaly (deg)
99.86041
Absolute Magnitude (H)
26.18
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
21
Diameter in meters
(range)
10 - 77
Physical Parameters
Diameter
Initial Diameter Guess using H=26.18 and albedo=0.14 (0.01 to 0.5)
MPC Default
20.63 m
+57.0 / -10.0
Absolute Magnitude
autocmod 2.9c
E2021-HA0
26.15
+/- 0.46998
Follow-up Details
NEOCP
digest2
score
87
Number of observations
54
Arc length (days)
175.00
Time since last observation (days)
22.26
Spectroscopy Details
Known Taxonomies
None
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