2001 QN139

2001QN139, 1999 CS85, 1999CS85, 55105, J99C85S, K01QD9N

All data for this body: [vot]

MPC data
Name (number) 2001 QN139 (55105)
a 2.44251
e 0.13317
i / sin(i) 8.7469 / 0.15207
q 2.11725
Q 2.76777
ω 333.7292
Node 339.1877
m 131.1994
n 0.2582
Epoch 2460800.5
nobs 4180
nopp 20
Years observed 1993-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.440
ep 0.107
sin(ip) 0.156
G 0.150
H 14.000
Mass
D 4.48 0.195
pV 0.242 0.0696
Value
Rotational Period 19.137
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4404 0.1075 0.1560 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.48 0.195 0.195 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.242 0.0696 0.0696 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
14.00 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
19.1374 2 Synodic Pal 2020ApJS..247...26P Lightcurve