Chapman

02409, 1931 PA, 1931PA, 1938 TA, 1938TA, 1975 JO, 1975JO, 1976 YR7, 1976YR7, 1977 AU2, 1977AU2, 1979 UG, 1979UG, J31P00A, J38T00A, J75J00O, J76Y07R, J77A02U, J79U00G

All data for this body: [vot]

MPC data
Name (number) Chapman (2409)
a 2.26587
e 0.19090
i / sin(i) 3.5135 / 0.06128
q 1.83331
Q 2.69843
ω 208.1311
Node 140.7167
m 334.2655
n 0.2890
Epoch 2460200.5
nobs 6113
nopp 31
Years observed 1971-2023
rms 0.42
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.266
ep 0.144
sin(ip) 0.054
Value Standard error
G 0.150
H 12.970
Mass
D 8.42 0.134
pV 0.227 0.0435
Rotational Period 3.153
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana -4.8600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2661 0.1444 0.0542 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.51 0.480 0.480 Usui 2011PASJ...63.1117U NEATM
5.99 1.200 1.200 Ali-Lagoa 2018A&A...612A..85A NEATM
8.70 0.140 0.140 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.213 0.0450 0.0450 Masiero 2012ApJ...759L...8M NEATM
0.429 0.1720 0.1720 Ali-Lagoa 2018A&A...612A..85A 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
12.97 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.15 Pravec LCDB Lightcurve
3.15 Marchini 2021MPBu...48....1M Lightcurve
3.15 Behrend LCDB Lightcurve