1999 JJ17

1999JJ17, 1998 GH2, 1998GH2, 49639, J98G02H, J99J17J

All data for this body: [vot]

MPC data
Name (number) 1999 JJ17 (49639)
a 3.14356
e 0.18813
i / sin(i) 14.5828 / 0.25178
q 2.55217
Q 3.73494
ω 4.6648
Node 91.9450
m 259.0130
n 0.1768
Epoch 2460200.5
nobs 2692
nopp 19
Years observed 1996-2023
rms 0.53
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.155
ep 0.192
sin(ip) 0.222
Value Standard error
G 0.150
H 13.880
Mass
D 7.46 0.340
pV 0.121 0.0199
Rotational Period 1.210
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1554 0.1917 0.2217 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.23 1.127 1.127 Masiero 2011ApJ...741...68M NEATM
5.49 0.910 0.910 Masiero 2012ApJ...759L...8M NEATM
8.09 0.388 0.388 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.107 0.0210 0.0210 Masiero 2011ApJ...741...68M NEATM
0.233 0.0650 0.0650 Masiero 2012ApJ...759L...8M NEATM
0.257 0.1943 0.1943 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
13.88 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.21 Pal 2020ApJS..247...26P Lightcurve