Polybius

06174, 1976 GA6, 1976GA6, 1978 RQ16, 1978RQ16, 1983 TR2, 1983TR2, J76G06A, J78R16Q, J83T02R

All data for this body: [vot]

MPC data
Name (number) Polybius (6174)
a 3.05538
e 0.21958
i / sin(i) 14.6810 / 0.25344
q 2.38449
Q 3.72627
ω 300.5678
Node 21.5983
m 315.7568
n 0.1845
Epoch 2460800.5
nobs 3867
nopp 28
Years observed 1978-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.057
ep 0.186
sin(ip) 0.255
G 0.150
H 12.020
Mass
D 20.04 0.165
pV 0.069 0.0042
Value
Rotational Period 8.710
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0565 0.1860 0.2547 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
19.18 6.450 6.450 Masiero 2012ApJ...759L...8M NEATM
19.29 0.220 0.220 Nugent 2016AJ....152...63N NEATM
20.61 0.800 0.800 Tedesco 2002AJ....123.1056T STM
21.01 0.270 0.270 Masiero 2012ApJ...759L...8M NEATM
21.03 1.255 1.255 Ryan&Woodward 2010AJ....140..933R IRAS-STM
21.31 5.500 5.500 Masiero 2021PSJ.....2..162M NEATM
21.92 6.750 6.750 Masiero 2021PSJ.....2..162M NEATM
22.69 2.179 2.179 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.038 0.0160 0.0290 Masiero 2021PSJ.....2..162M NEATM
0.042 0.0150 0.0250 Masiero 2021PSJ.....2..162M NEATM
0.063 0.0135 0.0135 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.070 0.0084 0.0084 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.072 0.0060 0.0060 Tedesco 2002AJ....123.1056T STM
0.076 0.0140 0.0140 Masiero 2012ApJ...759L...8M NEATM
0.091 0.0480 0.0480 Masiero 2012ApJ...759L...8M 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
12.02 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.7088 2 Sidereal Durech 2023A&A...675A..24D Model
8.712 2 Synodic Waszczak 2015AJ....150...75W Lightcurve