Boyan

03681, 1937 KA, 1937KA, 1947 LG, 1947LG, 1974 QO2, 1974QO2, 1980 GM1, 1980GM1, 1984 SN2, 1984SN2, J37K00A, J47L00G, J74Q02O, J80G01M, J84S02N

All data for this body: [vot]

MPC data
Name (number) Boyan (3681)
a 2.23006
e 0.18378
i / sin(i) 4.0650 / 0.07089
q 1.82021
Q 2.63990
ω 172.4665
Node 132.9784
m 288.5704
n 0.2960
Epoch 2460200.5
nobs 6225
nopp 27
Years observed 1947-2023
rms 0.41
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.230
ep 0.138
sin(ip) 0.061
Value Standard error
G 0.150
H 13.730
Mass
D 4.54 0.043
pV 0.305 0.0189
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2298 0.1382 0.0612 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.25 0.135 0.135 Masiero 2011ApJ...741...68M NEATM
4.58 0.045 0.045 Masiero 2011ApJ...741...68M NEATM
6.25 1.900 1.900 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.160 0.0800 0.0800 Nugent 2016AJ....152...63N NEATM
0.280 0.0407 0.0407 Masiero 2011ApJ...741...68M NEATM
0.324 0.0221 0.0221 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
13.73 MPC-2023-12-04 MPC-2023-12-04 Phot