1998 QA2

1998QA2, 12875, 1985 RV5, 1985RV5, J85R05V, J98Q02A

All data for this body: [vot]

MPC data
Name (number) 1998 QA2 (12875)
a 2.68381
e 0.19945
i / sin(i) 3.0910 / 0.05392
q 2.14851
Q 3.21910
ω 198.0461
Node 216.5271
m 188.8712
n 0.2242
Epoch 2460200.5
nobs 2115
nopp 20
Years observed 1985-2023
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.683
ep 0.176
sin(ip) 0.064
Value Standard error
G 0.150
H 14.640
Mass
D 5.78 0.396
pV 0.091 0.0209
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6831 0.1765 0.0639 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.92 0.908 0.908 Masiero 2011ApJ...741...68M NEATM
5.77 1.460 1.460 Masiero 2021PSJ.....2..162M NEATM
6.00 0.462 0.462 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.079 0.0320 0.0530 Masiero 2021PSJ.....2..162M NEATM
0.093 0.0244 0.0244 Masiero 2011ApJ...741...68M NEATM
0.139 0.1260 0.1260 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
14.64 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.48 Chang 2019ApJS..241....6C Lightcurve