1999 XJ143

1999XJ143, 1086 T-1, 1086T-1, 18879, 1998 MM10, 1998MM10, J98M10M, J99XE3J, T1S1086

All data for this body: [vot]

MPC data
Name (number) 1999 XJ143 (18879)
a 2.66553
e 0.20803
i / sin(i) 13.5403 / 0.23413
q 2.11102
Q 3.22004
ω 135.0859
Node 199.9260
m 16.4529
n 0.2265
Epoch 2460800.5
nobs 3242
nopp 24
Years observed 1971-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.666
ep 0.164
sin(ip) 0.241
G 0.150
H 13.610
Mass
D 5.55 0.144
pV 0.250 0.0514
Value
Rotational Period 9.020
Period quality 3-
Spectral Class S
Spectral Class Score 8.910
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6658 0.1638 0.2409 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.55 0.144 0.144 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.250 0.0514 0.0514 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
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
9.024 3- Synodic Ferrero 2021MPBu...48....7F Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L 0.402 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.5080 0.7360 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9770 0.7360 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT