1999 XJ161

1999XJ161, 1998 RQ20, 1998RQ20, 71119, J98R20Q, J99XG1J

All data for this body: [vot]

MPC data
Name (number) 1999 XJ161 (71119)
a 2.66688
e 0.18878
i / sin(i) 12.5669 / 0.21758
q 2.16343
Q 3.17034
ω 30.1834
Node 319.9411
m 255.0655
n 0.2263
Epoch 2460200.5
nobs 3142
nopp 20
Years observed 1998-2023
rms 0.50
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.666
ep 0.156
sin(ip) 0.226
Value Standard error
G 0.150
H 13.660
Mass
D 5.86 0.216
pV 0.205 0.0306
Rotational Period 42.940
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 502 Eunomia 0.2400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6659 0.1556 0.2262 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.81 0.343 0.343 Masiero 2011ApJ...741...68M NEATM
5.89 0.279 0.279 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.202 0.0416 0.0416 Masiero 2011ApJ...741...68M NEATM
0.208 0.0453 0.0453 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
13.66 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
42.94 Pal 2020ApJS..247...26P Lightcurve