1999 XS177

1999XS177, 53461, J99XH7S

All data for this body: [vot]

MPC data
Name (number) 1999 XS177 (53461)
a 2.18901
e 0.09048
i / sin(i) 3.1197 / 0.05442
q 1.99095
Q 2.38706
ω 218.0356
Node 327.9887
m 226.2004
n 0.3043
Epoch 2460800.5
nobs 1386
nopp 18
Years observed 1997-2024
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.189
ep 0.142
sin(ip) 0.053
G 0.150
H 16.070
Mass
D 1.50 0.364
pV 0.313 0.1431
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 3.896
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1891 0.1424 0.0530 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.50 0.364 0.364 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.313 0.1431 0.1431 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
16.07 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
SV 0.14 Bus VIS Carvano 2010A&A...510A..43C PHOT
V 0.142 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
V V 0.2302 0.2550 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.2772 0.2550 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT