Peacock

18727, 1994 TW4, 1994TW4, 1998 KW3, 1998KW3, J94T04W, J98K03W

All data for this body: [vot]

MPC data
Name (number) Peacock (18727)
a 3.12918
e 0.11721
i / sin(i) 5.3764 / 0.09370
q 2.76242
Q 3.49595
ω 74.2190
Node 179.4358
m 181.2521
n 0.1781
Epoch 2460200.5
nobs 2708
nopp 23
Years observed 1990-2023
rms 0.60
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.130
ep 0.136
sin(ip) 0.093
Value Standard error
G 0.150
H 13.610
Mass
D 11.31 0.101
pV 0.071 0.0082
Rotational Period 4.420
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1304 0.1357 0.0935 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.94 0.175 0.175 Masiero 2011ApJ...741...68M NEATM
11.50 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
11.50 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.071 0.0082 0.0082 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
13.61 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.42 Durech 2023A&A...675A..24D Model
4.42 Pal 2020ApJS..247...26P Lightcurve