1999 WB20

1999WB20, 2001 BL32, 2001BL32, 60256, J99W20B, K01B32L

All data for this body: [vot]

MPC data
Name (number) 1999 WB20 (60256)
a 3.16580
e 0.03270
i / sin(i) 10.0019 / 0.17368
q 3.06228
Q 3.26933
ω 2.6192
Node 150.2445
m 98.4100
n 0.1750
Epoch 2460800.5
nobs 1451
nopp 22
Years observed 1991-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent Veritas (490)
 
ap 3.164
ep 0.060
sin(ip) 0.162
G 0.150
H 14.360
Mass
D 7.32 1.290
pV 0.075 0.0260
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.988
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
490 Veritas 0 Veritas Novakovic 2019EPSC...13.1671N HCM
490 Veritas 609 Veritas -0.7500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1645 0.0605 0.1615 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.32 1.290 1.290 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.075 0.0260 0.0260 Masiero 2012ApJ...759L...8M 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
14.36 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 0.998 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT