1991 XK

1991XK, 09961, 1976 JT, 1976JT, 1989 BP, 1989BP, J76J00T, J89B00P, J91X00K

All data for this body: [vot]

MPC data
Name (number) 1991 XK (9961)
a 2.24077
e 0.10636
i / sin(i) 4.8558 / 0.08465
q 2.00244
Q 2.47910
ω 290.6911
Node 239.8418
m 255.0318
n 0.2938
Epoch 2460800.5
nobs 3554
nopp 25
Years observed 1976-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.241
ep 0.155
sin(ip) 0.096
G 0.150
H 14.500
Mass
D 3.42 0.230
pV 0.316 0.0581
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
8 Flora 0 Flora Novakovic 2019EPSC...13.1671N HCM
8 Flora 402 Flora 0.3100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2409 0.1553 0.0959 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.42 0.230 0.230 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.316 0.0581 0.0581 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
14.50 MPC-2023-12-04 MPC-2023-12-04 Phot