1999 XT215

1999XT215, 1998 QT75, 1998QT75, 45231, J98Q75T, J99XL5T

All data for this body: [vot]

MPC data
Name (number) 1999 XT215 (45231)
a 2.75987
e 0.10219
i / sin(i) 9.4802 / 0.16471
q 2.47784
Q 3.04191
ω 190.1083
Node 233.9621
m 231.5267
n 0.2150
Epoch 2460800.5
nobs 1745
nopp 21
Years observed 1998-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.759
ep 0.070
sin(ip) 0.178
G 0.150
H 14.680
Mass
D 3.58 0.369
pV 0.218 0.0742
Value
Rotational Period 4.830
Period quality 2
Spectral Class S
Spectral Class Score 10.669
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7587 0.0695 0.1778 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.52 0.895 0.895 Masiero 2011ApJ...741...68M NEATM
3.60 0.405 0.405 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.216 0.0804 0.0804 Masiero 2011ApJ...741...68M NEATM
0.226 0.1925 0.1925 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
14.68 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.83025 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S S 0.4617 0.5860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.4762 0.5860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8403 0.5860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.0587 0.5860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT