1999 XW98

1999XW98, 1998 SD76, 1998SD76, 45140, J98S76D, J99X98W

All data for this body: [vot]

MPC data
Name (number) 1999 XW98 (45140)
a 2.73461
e 0.10387
i / sin(i) 12.2858 / 0.21279
q 2.45056
Q 3.01867
ω 237.6577
Node 263.2718
m 43.2352
n 0.2180
Epoch 2460200.5
nobs 2032
nopp 20
Years observed 1993-2023
rms 0.60
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.735
ep 0.132
sin(ip) 0.233
Value Standard error
G 0.150
H 14.460
Mass
D 3.74 0.172
pV 0.290 0.0424
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7348 0.1319 0.2334 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.65 0.231 0.231 Masiero 2011ApJ...741...68M NEATM
3.85 0.258 0.258 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.274 0.0631 0.0631 Masiero 2011ApJ...741...68M NEATM
0.303 0.0573 0.0573 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
14.46 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

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