1220 T-2

1220T-2, 1979 WA1, 1979WA1, 1996 RO13, 1996RO13, 52167, J79W01A, J96R13O, T2S1220

All data for this body: [vot]

MPC data
Name (number) 1220 T-2 (52167)
a 3.19713
e 0.17550
i / sin(i) 0.3244 / 0.00566
q 2.63605
Q 3.75822
ω 167.3790
Node 247.6434
m 206.2724
n 0.1724
Epoch 2460200.5
nobs 1285
nopp 24
Years observed 1973-2023
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.194
ep 0.156
sin(ip) 0.026
Value Standard error
G 0.150
H 14.330
Mass
D 7.42 0.339
pV 0.081 0.0107
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 602 Themis 0.4000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1942 0.1564 0.0264 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.42 0.339 0.339 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.081 0.0107 0.0107 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
14.33 MPC-2023-12-04 MPC-2023-12-04 Phot