1999 XW30

1999XW30, 80274, J99X30W

All data for this body: [vot]

MPC data
Name (number) 1999 XW30 (80274)
a 2.24520
e 0.16575
i / sin(i) 2.0570 / 0.03589
q 1.87306
Q 2.61735
ω 275.7609
Node 178.0814
m 181.4962
n 0.2930
Epoch 2460800.5
nobs 1353
nopp 18
Years observed 1995-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.244
ep 0.195
sin(ip) 0.045
G 0.150
H 16.450
Mass
D 1.40 0.371
pV 0.271 0.0823
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 10.764
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2444 0.1951 0.0450 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.40 0.371 0.371 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.271 0.0823 0.0823 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
16.45 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 0.26 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.811 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.8964 0.8964 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT