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 2.37201
e 0.23985
i / sin(i) 6.9639 / 0.12125
q 1.80309
Q 2.94094
ω 269.3268
Node 335.7246
m 130.8395
n 0.2698
Epoch 2460800.5
nobs 1097
nopp 21
Years observed 1991-2025
rms 0.83
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.373
ep 0.246
sin(ip) 0.139
G 0.150
H 15.790
Mass
D 4.18 0.412
pV 0.059 0.0147
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
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-Nov-2024
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
15.79 MPC-2023-12-04 MPC-2023-12-04 Phot