2001 BD40

2001BD40, 1989 WH2, 1989WH2, J89W02H, K01B40D, O1752

All data for this body: [vot]

MPC data
Name (number) 2001 BD40 (241752)
a 2.30983
e 0.20856
i / sin(i) 22.7399 / 0.38655
q 1.82810
Q 2.79156
ω 259.0568
Node 145.9271
m 30.1514
n 0.2808
Epoch 2460800.5
nobs 612
nopp 14
Years observed 1989-2024
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent Phocaea (25)
 
ap 2.310
ep 0.166
sin(ip) 0.398
G 0.150
H 16.540
Mass
D 3.17 0.100
pV 0.052 0.0089
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 2.781
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
25 Phocaea 0 Phocaea Novakovic 2019EPSC...13.1671N HCM
25 Phocaea 701 Phocaea -0.2700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3096 0.1655 0.3980 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.16 0.101 0.101 Masiero 2011ApJ...741...68M NEATM
3.23 0.940 0.940 Masiero 2020PSJ.....1....5M NEATM
3.46 0.930 0.930 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.041 0.0380 0.0380 Masiero 2012ApJ...759L...8M NEATM
0.042 0.0370 0.0370 Masiero 2020PSJ.....1....5M NEATM
0.053 0.0094 0.0094 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
16.54 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 0.19 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.4002 0.4002 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT