2001 PQ49

2001PQ49, 1999 DU4, 1999DU4, 54977, J99D04U, K01P49Q

All data for this body: [vot]

MPC data
Name (number) 2001 PQ49 (54977)
a 2.79981
e 0.11735
i / sin(i) 29.8231 / 0.49732
q 2.47126
Q 3.12835
ω 289.9090
Node 194.5044
m 229.8642
n 0.2104
Epoch 2460800.5
nobs 1416
nopp 22
Years observed 1999-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.800
ep 0.095
sin(ip) 0.504
G 0.150
H 14.560
Mass
D 7.10 0.153
pV 0.080 0.0088
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.356
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8001 0.0953 0.5044 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.10 0.153 0.153 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.080 0.0088 0.0088 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
14.56 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
B 0.522 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.1172 0.2930 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.2314 0.2930 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5440 0.2930 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.2104 0.2930 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT