2001 BT55

2001BT55, 72325, K01B55T

All data for this body: [vot]

MPC data
Name (number) 2001 BT55 (72325)
a 2.40020
e 0.15258
i / sin(i) 2.9673 / 0.05177
q 2.03397
Q 2.76642
ω 300.6802
Node 69.9289
m 282.4309
n 0.2651
Epoch 2460800.5
nobs 1238
nopp 21
Years observed 1998-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.400
ep 0.120
sin(ip) 0.036
G 0.150
H 16.070
Mass
D 4.02 0.169
pV 0.042 0.0067
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 7.856
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3995 0.1196 0.0364 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.60 0.670 0.670 Masiero 2020PSJ.....1....5M NEATM
3.88 1.250 1.250 Masiero 2021PSJ.....2..162M NEATM
4.00 0.189 0.189 Masiero 2011ApJ...741...68M NEATM
4.20 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
4.70 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0070 0.0070 Masiero 2011ApJ...741...68M NEATM
0.051 0.0300 0.0750 Masiero 2021PSJ.....2..162M NEATM
0.059 0.0240 0.0240 Masiero 2020PSJ.....1....5M 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
16.07 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 0.12 Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.953 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.3164 0.2190 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D C 0.0667 0.2190 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT