Crumpler

12992, 1972 RV2, 1972RV2, 1981 EZ22, 1981EZ22, J72R02V, J81E22Z

All data for this body: [vot]

MPC data
Name (number) Crumpler (12992)
a 2.20520
e 0.18755
i / sin(i) 2.4513 / 0.04277
q 1.79162
Q 2.61879
ω 325.7575
Node 355.4350
m 41.6792
n 0.3010
Epoch 2460800.5
nobs 2090
nopp 24
Years observed 1972-2024
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.205
ep 0.136
sin(ip) 0.046
G 0.150
H 15.470
Mass
D 2.42 0.563
pV 0.330 0.1562
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2054 0.1355 0.0463 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.42 0.563 0.563 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.330 0.1562 0.1562 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.47 MPC-2023-12-04 MPC-2023-12-04 Phot