1981EF5

17377, 1975VK3, J75V03K, J81E05F

All data for this body: [vot]

MPC data
Name (number) 1981EF5 (17377)
Packed designation 17377
a 2.59547
e 0.21312
i / sin(i) 10.4561 / 0.18148
q 2.04233
Q 3.14860
ω 225.8111
Node 224.1528
m 340.2357
n 0.2357
Epoch 2459600.5
nobs 1420
nopp 20
Years observed 1975-2022
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.597
ep 0.220
sin(ip) 0.195
Value Standard error
G 0.150
H 14.740
Mass
D 6.42 0.020
pV 0.065 0.0088
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5966 0.2203 0.1948 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.42 0.020 0.020 Masiero 2011ApJ...741...68M NEATM
8.45 2.380 2.380 Masiero 2020PSJ.....1....5M NEATM
8.47 2.670 2.670 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.033 0.0240 0.0240 Masiero 2020PSJ.....1....5M NEATM
0.036 0.0260 0.0260 Masiero 2020PSJ.....1....5M NEATM
0.075 0.0102 0.0102 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.74 MPC-2022-01-18 MPC-2022-01-18 Phot