1991 CU1

1991CU1, 08508, 1967 GD, 1967GD, 1981 JN2, 1981JN2, 1986 VT5, 1986VT5, J67G00D, J81J02N, J86V05T, J91C01U

All data for this body: [vot]

MPC data
Name (number) 1991 CU1 (8508)
a 2.28654
e 0.13300
i / sin(i) 3.8755 / 0.06759
q 1.98244
Q 2.59065
ω 228.3951
Node 276.4532
m 327.2316
n 0.2851
Epoch 2460800.5
nobs 5593
nopp 27
Years observed 1955-2025
rms 0.59
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.286
ep 0.182
sin(ip) 0.086
G 0.150
H 13.880
Mass
D 4.82 0.163
pV 0.214 0.0261
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2863 0.1822 0.0861 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.43 0.770 0.770 Nugent 2016AJ....152...63N NEATM
4.83 0.167 0.167 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.208 0.0276 0.0276 Masiero 2011ApJ...741...68M NEATM
0.260 0.0800 0.0800 Nugent 2016AJ....152...63N 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
13.88 MPC-2023-12-04 MPC-2023-12-04 Phot