Changshi

03221, 1954 KG, 1954KG, 1954 LJ, 1954LJ, 1970 GU1, 1970GU1, 1973 DO, 1973DO, 1974 RS1, 1974RS1, 1981 XF2, 1981XF2, J54K00G, J54L00J, J70G01U, J73D00O, J74R01S, J81X02F

All data for this body: [vot]

MPC data
Name (number) Changshi (3221)
a 2.20408
e 0.15319
i / sin(i) 3.6509 / 0.06368
q 1.86643
Q 2.54174
ω 233.4543
Node 78.5946
m 19.7244
n 0.3012
Epoch 2460200.5
nobs 4668
nopp 32
Years observed 1953-2023
rms 0.49
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.204
ep 0.103
sin(ip) 0.055
Value Standard error
G 0.150
H 13.070
Mass
D 6.20 0.026
pV 0.369 0.0297
Rotational Period 2.709
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2041 0.1029 0.0553 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.62 0.290 0.290 Masiero 2012ApJ...759L...8M NEATM
6.00 0.040 0.040 Masiero 2014ApJ...791..121M NEATM
6.36 0.035 0.035 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.339 0.0459 0.0459 Masiero 2011ApJ...741...68M NEATM
0.370 0.0500 0.0500 Masiero 2014ApJ...791..121M NEATM
0.424 0.0620 0.0620 Masiero 2012ApJ...759L...8M 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
13.07 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.71 Behrend LCDB Lightcurve