1998 EJ8

1998EJ8, 1983 RR8, 1983RR8, 1987 RH4, 1987RH4, 1987 SH31, 1987SH31, 1999 RB117, 1999RB117, 35472, J83R08R, J87R04H, J87S31H, J98E08J, J99RB7B

All data for this body: [vot]

MPC data
Name (number) 1998 EJ8 (35472)
a 2.53689
e 0.15614
i / sin(i) 6.6742 / 0.11622
q 2.14077
Q 2.93301
ω 129.6023
Node 170.4836
m 149.0669
n 0.2439
Epoch 2460800.5
nobs 1931
nopp 22
Years observed 1987-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.536
ep 0.099
sin(ip) 0.113
G 0.150
H 14.690
Mass
D 2.78 0.327
pV 0.208 0.0661
Value
Rotational Period
Period quality None
Spectral Class L
Spectral Class Score 4.906
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5364 0.0992 0.1132 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.78 0.327 0.327 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.208 0.0661 0.0661 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
14.69 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
L DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
L L 0.4843 0.4843 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT