1999XZ97

1998UG24, 20718, J98U24G, J99X97Z

All data for this body: [vot]

MPC data
Name (number) 1999XZ97 (20718)
Packed designation 20718
a 3.42153
e 0.11934
i / sin(i) 11.8959 / 0.20613
q 3.01319
Q 3.82987
ω 157.2801
Node 76.5339
m 25.5035
n 0.1557
Epoch 2459600.5
nobs 2431
nopp 23
Years observed 1986-2021
rms 0.42
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.441
ep 0.143
sin(ip) 0.173
Value Standard error
G 0.150
H 12.360
Mass
D 23.07 0.269
pV 0.046 0.0080
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.4406 0.1429 0.1732 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
18.86 5.850 5.850 Nugent 2016AJ....152...63N NEATM
20.74 7.150 7.150 Nugent 2016AJ....152...63N NEATM
23.03 0.274 0.274 Masiero 2011ApJ...741...68M NEATM
24.40 1.540 1.540 Usui 2011PASJ...63.1117U NEATM
25.06 5.010 5.010 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.037 0.0150 0.0150 Ali-Lagoa 2018A&A...612A..85A NEATM
0.040 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM
0.050 0.0101 0.0101 Masiero 2011ApJ...741...68M NEATM
0.050 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.36 MPC-2022-01-18 MPC-2022-01-18 Phot