1997 TM21

1997TM21, 2004 AW23, 2004AW23, 2005 JA85, 2005JA85, G4692, J97T21M, K04A23W, K05J85A

All data for this body: [vot]

MPC data
Name (number) 1997 TM21 (164692)
a 2.96263
e 0.05498
i / sin(i) 1.4455 / 0.02523
q 2.79975
Q 3.12550
ω 205.0819
Node 216.1991
m 116.9925
n 0.1933
Epoch 2460800.5
nobs 374
nopp 16
Years observed 1997-2025
rms 0.90
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.964
ep 0.046
sin(ip) 0.039
G 0.150
H 16.140
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 0 Koronis Novakovic 2019EPSC...13.1671N HCM
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9636 0.0461 0.0394 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
16.14 MPC-2023-12-04 MPC-2023-12-04 Phot