1988 EX1

1988EX1, 1999 GC25, 1999GC25, 43770, J88E01X, J99G25C

All data for this body: [vot]

MPC data
Name (number) 1988 EX1 (43770)
a 3.11145
e 0.09710
i / sin(i) 5.4737 / 0.09539
q 2.80932
Q 3.41358
ω 176.4071
Node 34.5416
m 148.1656
n 0.1796
Epoch 2460200.5
nobs 2098
nopp 23
Years observed 1988-2023
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.108
ep 0.135
sin(ip) 0.087
Value Standard error
G 0.150
H 14.160
Mass
D 7.42 0.049
pV 0.094 0.0056
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
3.1083 0.1347 0.0867 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.24 0.063 0.063 Masiero 2011ApJ...741...68M NEATM
7.71 0.080 0.080 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.090 0.0069 0.0069 Masiero 2011ApJ...741...68M NEATM
0.102 0.0095 0.0095 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
14.16 MPC-2023-12-04 MPC-2023-12-04 Phot