1999 XW209

1999XW209, 1998 RN67, 1998RN67, 28435, J98R67N, J99XK9W

All data for this body: [vot]

MPC data
Name (number) 1999 XW209 (28435)
a 3.00685
e 0.03726
i / sin(i) 10.7152 / 0.18593
q 2.89483
Q 3.11887
ω 231.2163
Node 349.7948
m 181.8651
n 0.1890
Epoch 2460800.5
nobs 2030
nopp 23
Years observed 1994-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.008
ep 0.068
sin(ip) 0.194
G 0.150
H 14.240
Mass
D 5.40 0.204
pV 0.167 0.0288
Value
Rotational Period 8.620
Period quality 2
Spectral Class C
Spectral Class Score 4.146
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0082 0.0684 0.1936 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.40 0.204 0.204 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.167 0.0288 0.0288 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
14.24 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.626 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.691 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
D 0.32 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.1658 0.1658 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT