1998 QC71

1998QC71, 1974 SX3, 1974SX3, 1979 UW, 1979UW, 40144, J74S03X, J79U00W, J98Q71C

All data for this body: [vot]

MPC data
Name (number) 1998 QC71 (40144)
a 2.84874
e 0.28560
i / sin(i) 7.2439 / 0.12609
q 2.03513
Q 3.66235
ω 113.5045
Node 236.5302
m 187.0540
n 0.2050
Epoch 2460800.5
nobs 2012
nopp 24
Years observed 1974-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.852
ep 0.236
sin(ip) 0.153
G 0.150
H 14.460
Mass
D 9.39 0.219
pV 0.033 0.0072
Value
Rotational Period 182.700
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8518 0.2357 0.1534 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.40 2.470 2.470 Masiero 2020PSJ.....1....5M NEATM
10.45 2.930 2.930 Masiero 2020PSJ.....1....5M NEATM
9.38 0.220 0.220 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.031 0.0360 0.0360 Masiero 2020PSJ.....1....5M NEATM
0.032 0.0079 0.0079 Masiero 2011ApJ...741...68M NEATM
0.039 0.0210 0.0210 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
14.46 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
182.77 2 Sidereal Durech 2023A&A...675A..24D Model