1999 JM12

1999JM12, 2000 YA136, 2000YA136, 2002 EX41, 2002EX41, 42807, J99J12M, K00YD6A, K02E41X

All data for this body: [vot]

MPC data
Name (number) 1999 JM12 (42807)
a 2.35795
e 0.24372
i / sin(i) 13.0469 / 0.22575
q 1.78327
Q 2.93262
ω 158.7198
Node 184.1641
m 168.0041
n 0.2722
Epoch 2460200.5
nobs 1997
nopp 19
Years observed 1996-2023
rms 0.54
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.358
ep 0.181
sin(ip) 0.220
Value Standard error
G 0.150
H 15.480
Mass
D 3.32 0.245
pV 0.159 0.0405
Rotational Period 2.812
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3579 0.1810 0.2202 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.31 0.281 0.281 Masiero 2011ApJ...741...68M NEATM
3.35 0.500 0.500 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.158 0.0580 0.0580 Masiero 2012ApJ...759L...8M NEATM
0.161 0.0567 0.0567 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
15.48 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

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