1998 QR42

1998QR42, 12888, 1985 GC1, 1985GC1, J85G01C, J98Q42R

All data for this body: [vot]

MPC data
Name (number) 1998 QR42 (12888)
a 3.12860
e 0.13875
i / sin(i) 15.8475 / 0.27308
q 2.69451
Q 3.56269
ω 353.1995
Node 177.1180
m 356.2320
n 0.1781
Epoch 2460200.5
nobs 2908
nopp 24
Years observed 1955-2023
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.132
ep 0.182
sin(ip) 0.261
Value Standard error
G 0.150
H 12.860
Mass
D 17.14 0.231
pV 0.055 0.0064
Rotational Period 3.799
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1319 0.1820 0.2611 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
16.98 5.340 5.340 Masiero 2020PSJ.....1....5M NEATM
17.14 0.231 0.231 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.053 0.0390 0.0390 Masiero 2020PSJ.....1....5M NEATM
0.055 0.0065 0.0065 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
12.86 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.80 Waszczak 2015AJ....150...75W Lightcurve
4.13 Durech 2023A&A...675A..24D Model