2009 WW78

2009WW78, 2007 HY91, 2007HY91, K07H91Y, K09W78W, T6840

All data for this body: [vot]

MPC data
Name (number) 2009 WW78 (296840)
a 2.80192
e 0.07742
i / sin(i) 1.1842 / 0.02067
q 2.58500
Q 3.01884
ω 196.4226
Node 133.8521
m 171.3887
n 0.2101
Epoch 2460800.5
nobs 251
nopp 16
Years observed 1999-2025
rms 0.88
Best values
[raw, vot]

Value Standard error
Parent Astrid (1128)
 
ap 2.803
ep 0.051
sin(ip) 0.013
G 0.150
H 16.820
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 1.742
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1128 Astrid 0 Astrid Novakovic 2019EPSC...13.1671N HCM
1128 Astrid 515 Astrid 0.5800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8033 0.0510 0.0133 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
16.82 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 C 0.0486 0.0740 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.0997 0.0740 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.1420 0.0740 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D C 0.0240 0.0740 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S C 0.0248 0.0740 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.1150 0.0740 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT