2009 BL

2009BL, 2009 AJ27, 2009AJ27, K09A27J, K09B00L, Y2958

All data for this body: [vot]

MPC data
Name (number) 2009 BL (342958)
a 3.16886
e 0.13040
i / sin(i) 4.7009 / 0.08195
q 2.75565
Q 3.58207
ω 144.3409
Node 319.3293
m 338.0897
n 0.1747
Epoch 2460800.5
nobs 379
nopp 15
Years observed 1996-2024
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.175
ep 0.127
sin(ip) 0.098
G 0.150
H 15.870
Mass
D 4.85 1.251
pV 0.047 0.0399
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 0.329
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1746 0.1274 0.0981 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.85 1.251 1.251 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.047 0.0399 0.0399 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
15.87 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 0.0157 0.0270 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.0392 0.0270 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT