1998 XR27

1998XR27, 2000 EO158, 2000EO158, 44503, J98X27R, K00EF8O

All data for this body: [vot]

MPC data
Name (number) 1998 XR27 (44503)
a 2.58163
e 0.13642
i / sin(i) 10.9730 / 0.19035
q 2.22945
Q 2.93382
ω 128.6950
Node 271.3997
m 151.5628
n 0.2376
Epoch 2460800.5
nobs 2730
nopp 22
Years observed 1997-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.582
ep 0.114
sin(ip) 0.208
G 0.150
H 13.960
Mass
D 4.64 0.336
pV 0.247 0.0483
Value
Rotational Period 3.100
Period quality 2
Spectral Class L
Spectral Class Score 6.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5818 0.1141 0.2077 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.64 0.336 0.336 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.247 0.0483 0.0483 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
13.96 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.107 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT