1988XL2

1999TX27, 21021, J88X02L, J99T27X

All data for this body: [vot]

MPC data
Name (number) 1988XL2 (21021)
Packed designation 21021
a 3.11670
e 0.21946
i / sin(i) 15.8989 / 0.27394
q 2.43270
Q 3.80070
ω 349.0774
Node 44.2516
m 32.7416
n 0.1791
Epoch 2459600.5
nobs 1899
nopp 21
Years observed 1955-2022
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.108
ep 0.216
sin(ip) 0.250
Value Standard error
G 0.150
H 12.970
Mass
D 14.86 0.196
pV 0.049 0.0053
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1082 0.2163 0.2498 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.79 0.200 0.200 Masiero 2012ApJ...759L...8M NEATM
15.89 3.870 3.870 Nugent 2016AJ....152...63N NEATM
16.42 1.050 1.050 Nugent 2016AJ....152...63N NEATM
18.31 4.910 4.910 Masiero 2021PSJ.....2..162M NEATM
20.59 5.615 5.615 Masiero 2017AJ....154..168M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.028 0.0136 0.0136 Masiero 2017AJ....154..168M NEATM
0.032 0.0120 0.0190 Masiero 2021PSJ.....2..162M NEATM
0.040 0.0100 0.0100 Nugent 2016AJ....152...63N NEATM
0.040 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM
0.067 0.0080 0.0080 Masiero 2012ApJ...759L...8M 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
12.97 MPC-2022-01-18 MPC-2022-01-18 Phot