1997 XE2

1997XE2, 1999 LP18, 1999LP18, 90982, J97X02E, J99L18P

All data for this body: [vot]

MPC data
Name (number) 1997 XE2 (90982)
a 2.47393
e 0.15924
i / sin(i) 14.2228 / 0.24569
q 2.07999
Q 2.86787
ω 70.8465
Node 73.7193
m 326.9584
n 0.2533
Epoch 2460800.5
nobs 1696
nopp 15
Years observed 1997-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.477
ep 0.187
sin(ip) 0.240
G 0.150
H 15.160
Mass
D 2.05 0.578
pV 0.384 0.2388
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.550
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4765 0.1874 0.2397 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.05 0.578 0.578 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.384 0.2388 0.2388 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
15.16 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 0.925 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT