2001 QR221

2001QR221, 1989 TL5, 1989TL5, 1993 RJ19, 1993RJ19, A9479, J89T05L, J93R19J, K01QM1R

All data for this body: [vot]

MPC data
Name (number) 2001 QR221 (109479)
a 2.58714
e 0.15851
i / sin(i) 13.3427 / 0.23078
q 2.17706
Q 2.99722
ω 235.7872
Node 181.4396
m 171.9733
n 0.2369
Epoch 2460800.5
nobs 1317
nopp 21
Years observed 1989-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.586
ep 0.146
sin(ip) 0.233
G 0.150
H 15.570
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
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia -0.2700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5863 0.1462 0.2329 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
15.57 MPC-2023-12-04 MPC-2023-12-04 Phot