1991 UH1

1991UH1, 1999 VH179, 1999VH179, 42494, J91U01H, J99VH9H

All data for this body: [vot]

MPC data
Name (number) 1991 UH1 (42494)
a 2.57460
e 0.14270
i / sin(i) 8.2500 / 0.14349
q 2.20721
Q 2.94198
ω 139.1430
Node 78.9634
m 94.5761
n 0.2386
Epoch 2460200.5
nobs 1785
nopp 20
Years observed 1991-2023
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Rafita (1644)
 
ap 2.576
ep 0.170
sin(ip) 0.126
Value Standard error
G 0.150
H 14.540
Mass
D 3.66 0.125
pV 0.251 0.0411
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1644 Rafita 518 Rafita 0.4500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5758 0.1698 0.1258 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.66 0.125 0.125 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.251 0.0411 0.0411 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
14.54 MPC-2023-12-04 MPC-2023-12-04 Phot