1991 UA2

1991UA2, 07340, 1993 BZ3, 1993BZ3, J91U02A, J93B03Z

All data for this body: [vot]

MPC data
Name (number) 1991 UA2 (7340)
a 2.83089
e 0.03048
i / sin(i) 1.0838 / 0.01891
q 2.74460
Q 2.91717
ω 211.1894
Node 302.9226
m 134.0187
n 0.2069
Epoch 2460200.5
nobs 2467
nopp 27
Years observed 1989-2023
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.832
ep 0.064
sin(ip) 0.038
Value Standard error
G 0.150
H 13.950
Mass
D 5.57 0.332
pV 0.227 0.0317
Rotational Period 10.697
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 605 Koronis -0.3900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8323 0.0641 0.0381 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.57 0.332 0.332 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.227 0.0317 0.0317 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
13.95 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.70 Waszczak 2015AJ....150...75W Lightcurve
10.70 Durech 2023A&A...675A..24D Model