Itthipanyanan

1981PV, 1998QE11, 1999UY10, 21540, J81P00V, J98Q11E, J99U10Y

All data for this body: [vot]

MPC data
Name (number) Itthipanyanan (21540)
Packed designation 21540
a 3.16358
e 0.10933
i / sin(i) 22.0814 / 0.37593
q 2.81769
Q 3.50947
ω 341.3510
Node 329.5847
m 63.1700
n 0.1752
Epoch 2459600.5
nobs 1478
nopp 19
Years observed 1981-2022
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent Alauda (702)
 
ap 3.174
ep 0.108
sin(ip) 0.381
Value Standard error
G 0.150
H 13.510
Mass
D 12.27 0.204
pV 0.067 0.0055
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
702 Alauda 902 Alauda -0.2300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1739 0.1084 0.3812 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.26 0.204 0.204 Masiero 2011ApJ...741...68M NEATM
13.95 3.870 3.870 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.068 0.0056 0.0056 Masiero 2011ApJ...741...68M 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
13.51 MPC-2022-01-18 MPC-2022-01-18 Phot