1999 XY168

1999XY168, 1998 QB68, 1998QB68, 28432, J98Q68B, J99XG8Y

All data for this body: [vot]

MPC data
Name (number) 1999 XY168 (28432)
a 2.66895
e 0.11687
i / sin(i) 12.1807 / 0.21100
q 2.35704
Q 2.98086
ω 210.7552
Node 272.5921
m 258.6251
n 0.2260
Epoch 2460800.5
nobs 2915
nopp 24
Years observed 1951-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.671
ep 0.146
sin(ip) 0.228
G 0.150
H 13.480
Mass
D 5.57 0.179
pV 0.273 0.0820
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 6.406
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia 0.3200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6707 0.1460 0.2280 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.57 0.179 0.179 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.273 0.0820 0.0820 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
13.48 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
S 0.901 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT