1999 XO217

1999XO217, 1984 DN2, 1984DN2, 1991 PU26, 1991PU26, 1998 VS39, 1998VS39, 25579, J84D02N, J91P26U, J98V39S, J99XL7O

All data for this body: [vot]

MPC data
Name (number) 1999 XO217 (25579)
a 3.10387
e 0.13125
i / sin(i) 2.5019 / 0.04365
q 2.69648
Q 3.51126
ω 138.7571
Node 94.8913
m 119.4365
n 0.1802
Epoch 2460800.5
nobs 2202
nopp 25
Years observed 1984-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.108
ep 0.156
sin(ip) 0.023
G 0.150
H 13.960
Mass
D 8.85 0.284
pV 0.075 0.0192
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.072
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis -0.2000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1080 0.1556 0.0228 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.85 0.284 0.284 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.075 0.0192 0.0192 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
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.816 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.0293 0.0293 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT