1999 UW

1999UW, 1994 PX2, 1994PX2, 2001 CF21, 2001CF21, 40990, J94P02X, J99U00W, K01C21F

All data for this body: [vot]

MPC data
Name (number) 1999 UW (40990)
a 2.75907
e 0.09087
i / sin(i) 1.9974 / 0.03485
q 2.50836
Q 3.00978
ω 215.3232
Node 173.6022
m 203.1279
n 0.2151
Epoch 2460800.5
nobs 1644
nopp 21
Years observed 1994-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent Henan (2085)
 
ap 2.759
ep 0.058
sin(ip) 0.035
G 0.150
H 15.080
Mass
D 3.36 0.465
pV 0.157 0.0413
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
2085 Henan 532 Henan 0.9000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7587 0.0582 0.0354 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.36 0.465 0.465 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.157 0.0413 0.0413 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
15.08 MPC-2023-12-04 MPC-2023-12-04 Phot