1991 EB

1991EB, 09953, 1985 XJ, 1985XJ, J85X00J, J91E00B

All data for this body: [vot]

MPC data
Name (number) 1991 EB (9953)
a 2.62453
e 0.12174
i / sin(i) 2.8387 / 0.04952
q 2.30503
Q 2.94403
ω 210.0626
Node 255.6987
m 64.1860
n 0.2318
Epoch 2460800.5
nobs 3743
nopp 26
Years observed 1951-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.624
ep 0.142
sin(ip) 0.068
G 0.150
H 13.610
Mass
D 5.26 0.205
pV 0.305 0.1011
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 3.144
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6240 0.1419 0.0683 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.26 0.205 0.205 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.305 0.1011 0.1011 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
13.61 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 0.524 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT