1991 RN22

1991RN22, 1998 UL31, 1998UL31, 27763, J91R22N, J98U31L

All data for this body: [vot]

MPC data
Name (number) 1991 RN22 (27763)
a 2.25974
e 0.20805
i / sin(i) 4.9556 / 0.08638
q 1.78961
Q 2.72987
ω 291.1752
Node 10.8791
m 356.8039
n 0.2901
Epoch 2460800.5
nobs 1682
nopp 21
Years observed 1991-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.260
ep 0.167
sin(ip) 0.085
G 0.150
H 15.700
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 0.870
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2597 0.1674 0.0845 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.70 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.145 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT