2001 BU44

2001BU44, 1997 BY3, 1997BY3, 1999 TY280, 1999TY280, 45977, J97B03Y, J99TS0Y, K01B44U

All data for this body: [vot]

MPC data
Name (number) 2001 BU44 (45977)
a 2.38683
e 0.18195
i / sin(i) 6.6077 / 0.11507
q 1.95254
Q 2.82112
ω 357.1729
Node 122.4994
m 241.8389
n 0.2673
Epoch 2460800.5
nobs 2048
nopp 20
Years observed 1996-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.387
ep 0.216
sin(ip) 0.101
G 0.150
H 15.260
Mass
D 5.79 0.114
pV 0.057 0.0026
Value
Rotational Period 5.936
Period quality 2
Spectral Class C
Spectral Class Score 4.608
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3866 0.2158 0.1014 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.77 1.320 1.320 Nugent 2016AJ....152...63N NEATM
4.78 0.840 0.840 Masiero 2020PSJ.....1....5M NEATM
4.98 1.250 1.250 Masiero 2021PSJ.....2..162M NEATM
5.82 0.116 0.116 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.057 0.0026 0.0026 Masiero 2011ApJ...741...68M NEATM
0.060 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.065 0.0350 0.0770 Masiero 2021PSJ.....2..162M NEATM
0.071 0.0440 0.0440 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
15.26 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.93608 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.768 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT