1995 QA4

1995QA4, 1991 PY13, 1991PY13, 2002 NG16, 2002NG16, 73801, J91P13Y, J95Q04A, K02N16G

All data for this body: [vot]

MPC data
Name (number) 1995 QA4 (73801)
a 2.37244
e 0.24008
i / sin(i) 6.9641 / 0.12125
q 1.80285
Q 2.94203
ω 269.3653
Node 335.7353
m 328.9257
n 0.2697
Epoch 2460200.5
nobs 887
nopp 18
Years observed 1994-2023
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.373
ep 0.246
sin(ip) 0.139
Value Standard error
G 0.150
H 15.830
Mass
D 4.18 0.412
pV 0.059 0.0147
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3734 0.2456 0.1390 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.73 0.750 0.750 Masiero 2021PSJ.....2..162M NEATM
3.95 1.106 1.106 Masiero 2017AJ....154..168M NEATM
4.47 0.550 0.550 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.056 0.0190 0.0190 Masiero 2012ApJ...759L...8M NEATM
0.059 0.0315 0.0315 Masiero 2017AJ....154..168M NEATM
0.068 0.0260 0.0420 Masiero 2021PSJ.....2..162M 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
15.83 MPC-2023-12-04 MPC-2023-12-04 Phot