2001XT9

D5490, K01X09T

All data for this body: [vot]

MPC data
Name (number) 2001XT9 (135490)
Packed designation D5490
a 2.88482
e 0.21930
i / sin(i) 9.1047 / 0.15824
q 2.25218
Q 3.51747
ω 328.2410
Node 46.7498
m 84.3045
n 0.2012
Epoch 2459600.5
nobs 910
nopp 17
Years observed 1991-2022
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Terpsichore (81)
 
ap 2.882
ep 0.187
sin(ip) 0.141
Value Standard error
G 0.150
H 15.090
Mass
D 6.62 0.059
pV 0.062 0.0132
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
81 Terpsichore 622 Terpsichore 0.6600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8820 0.1873 0.1415 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]


Value Uncertainty up Uncertainty down Author Reference Method
4.56 1.000 1.000 Masiero 2021PSJ.....2..162M NEATM
5.33 1.350 1.350 Nugent 2016AJ....152...63N NEATM
6.32 1.600 1.600 Masiero 2012ApJ...759L...8M NEATM
6.63 0.059 0.059 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]


Value Uncertainty up Uncertainty down Author Reference Method
0.048 0.0700 0.0700 Masiero 2012ApJ...759L...8M NEATM
0.058 0.0154 0.0154 Masiero 2011ApJ...741...68M NEATM
0.060 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM
0.081 0.0270 0.0400 Masiero 2021PSJ.....2..162M 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
15.09 MPC-2022-01-18 MPC-2022-01-18 Phot