1991 RL13

1991RL13, 1998 XT34, 1998XT34, 27761, J91R13L, J98X34T

All data for this body: [vot]

MPC data
Name (number) 1991 RL13 (27761)
a 2.21391
e 0.17526
i / sin(i) 2.3931 / 0.04176
q 1.82590
Q 2.60192
ω 32.1978
Node 293.7696
m 99.6094
n 0.2992
Epoch 2460800.5
nobs 2173
nopp 21
Years observed 1991-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.212
ep 0.132
sin(ip) 0.062
G 0.150
H 15.460
Mass
D 2.41 0.120
pV 0.228 0.0159
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.916
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2125 0.1324 0.0618 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.16 0.431 0.431 Masiero 2011ApJ...741...68M NEATM
2.43 0.125 0.125 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.227 0.0160 0.0160 Masiero 2011ApJ...741...68M NEATM
0.287 0.1207 0.1207 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
15.46 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
Ds Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S 0.986 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT