1991 UK1

1991UK1, 1998 QQ98, 1998QQ98, 26843, J91U01K, J98Q98Q

All data for this body: [vot]

MPC data
Name (number) 1991 UK1 (26843)
a 2.27890
e 0.21344
i / sin(i) 4.8736 / 0.08496
q 1.79249
Q 2.76530
ω 11.6510
Node 332.9642
m 297.5029
n 0.2865
Epoch 2460800.5
nobs 2796
nopp 24
Years observed 1953-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.279
ep 0.171
sin(ip) 0.093
G 0.150
H 14.720
Mass
D 2.68 0.398
pV 0.343 0.1042
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2786 0.1710 0.0928 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.49 0.490 0.490 Nugent 2016AJ....152...63N NEATM
3.05 0.681 0.681 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.300 0.1400 0.1400 Nugent 2016AJ....152...63N NEATM
0.396 0.1560 0.1560 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
14.72 MPC-2023-12-04 MPC-2023-12-04 Phot