2001 XY229

2001XY229, 1997 CW9, 1997CW9, 57864, J97C09W, K01XM9Y

All data for this body: [vot]

MPC data
Name (number) 2001 XY229 (57864)
a 3.19745
e 0.10859
i / sin(i) 0.2135 / 0.00373
q 2.85023
Q 3.54466
ω 276.8356
Node 276.0000
m 295.1696
n 0.1724
Epoch 2460800.5
nobs 1173
nopp 23
Years observed 1997-2025
rms 0.83
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.180
ep 0.158
sin(ip) 0.026
G 0.150
H 14.970
Mass
D 5.26 0.224
pV 0.064 0.0139
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 0.206
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 0.2100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1803 0.1575 0.0262 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.26 0.224 0.224 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.064 0.0139 0.0139 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
14.97 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 C 0.0343 0.0343 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT