1999JJ74

1997WE43, 40297, J97W43E, J99J74J

All data for this body: [vot]

MPC data
Name (number) 1999JJ74 (40297)
Packed designation 40297
a 2.17114
e 0.05559
i / sin(i) 6.1706 / 0.10749
q 2.05044
Q 2.29184
ω 274.6286
Node 93.4629
m 252.6007
n 0.3081
Epoch 2459600.5
nobs 1189
nopp 18
Years observed 1994-2021
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.172
ep 0.069
sin(ip) 0.110
Value Standard error
G 0.150
H 15.700
Mass
D 3.40 0.563
pV 0.086 0.0296
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1716 0.0691 0.1098 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.20 0.930 0.930 Masiero 2021PSJ.....2..162M NEATM
3.39 0.800 0.800 Masiero 2020PSJ.....1....5M NEATM
3.95 1.520 1.520 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.078 0.0540 0.0540 Masiero 2012ApJ...759L...8M NEATM
0.088 0.0470 0.0470 Masiero 2020PSJ.....1....5M NEATM
0.090 0.0390 0.0680 Masiero 2021PSJ.....2..162M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.70 MPC-2022-01-18 MPC-2022-01-18 Phot