1999 XJ187

1999XJ187, 41316, J99XI7J

All data for this body: [vot]

MPC data
Name (number) 1999 XJ187 (41316)
a 2.98544
e 0.11028
i / sin(i) 11.7142 / 0.20303
q 2.65622
Q 3.31466
ω 255.5460
Node 64.1312
m 349.2300
n 0.1911
Epoch 2460200.5
nobs 3818
nopp 21
Years observed 1998-2023
rms 0.51
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 2.986
ep 0.089
sin(ip) 0.188
Value Standard error
G 0.150
H 13.200
Mass
D 9.09 0.271
pV 0.178 0.0279
Rotational Period 237.591
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 606 Eos -0.7400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9857 0.0893 0.1880 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.09 0.271 0.271 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.178 0.0279 0.0279 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
13.20 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

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