Chapront

03938, 1949 PL, 1949PL, 1980 NC, 1980NC, J49P00L, J80N00C

All data for this body: [vot]

MPC data
Name (number) Chapront (3938)
a 2.48926
e 0.04028
i / sin(i) 2.0889 / 0.03645
q 2.38900
Q 2.58953
ω 74.7944
Node 157.8394
m 40.5205
n 0.2510
Epoch 2460200.5
nobs 3553
nopp 28
Years observed 1949-2023
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.490
ep 0.043
sin(ip) 0.033
Value Standard error
G 0.150
H 13.920
Mass
D 9.82 0.094
pV 0.068 0.0083
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4903 0.0428 0.0334 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.61 2.260 2.260 Nugent 2016AJ....152...63N NEATM
8.26 2.270 2.270 Masiero 2021PSJ.....2..162M NEATM
8.29 2.190 2.190 Nugent 2016AJ....152...63N NEATM
9.16 2.900 2.900 Masiero 2021PSJ.....2..162M NEATM
9.24 3.840 3.840 Masiero 2012ApJ...759L...8M NEATM
9.30 2.610 2.610 Masiero 2017AJ....154..168M NEATM
9.83 0.094 0.094 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.067 0.0310 0.0590 Masiero 2021PSJ.....2..162M NEATM
0.068 0.0378 0.0378 Masiero 2017AJ....154..168M NEATM
0.068 0.0091 0.0091 Masiero 2011ApJ...741...68M NEATM
0.070 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM
0.075 0.0540 0.0540 Masiero 2012ApJ...759L...8M NEATM
0.080 0.0900 0.0900 Nugent 2016AJ....152...63N NEATM
0.086 0.0410 0.0800 Masiero 2021PSJ.....2..162M 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
13.92 MPC-2023-12-04 MPC-2023-12-04 Phot