1999 XA54

1999XA54, 41261, J99X54A

All data for this body: [vot]

MPC data
Name (number) 1999 XA54 (41261)
a 2.93368
e 0.12639
i / sin(i) 3.0616 / 0.05341
q 2.56289
Q 3.30446
ω 238.5800
Node 112.2722
m 323.7121
n 0.1961
Epoch 2460200.5
nobs 1947
nopp 21
Years observed 1998-2023
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.934
ep 0.096
sin(ip) 0.034
Value Standard error
G 0.150
H 14.390
Mass
D 4.11 1.449
pV 0.263 0.1669
Rotational Period 11.524
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 605 Koronis 0.4800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9337 0.0959 0.0343 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.11 1.449 1.449 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.263 0.1669 0.1669 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
14.39 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.52 Durech 2023A&A...675A..24D Model