2154 P-L

2154P-L, 14745, 1998 XB87, 1998XB87, J98X87B, PLS2154

All data for this body: [vot]

MPC data
Name (number) 2154 P-L (14745)
a 2.79441
e 0.10645
i / sin(i) 13.0000 / 0.22495
q 2.49695
Q 3.09187
ω 257.8007
Node 202.3592
m 221.7443
n 0.2110
Epoch 2460800.5
nobs 1923
nopp 23
Years observed 1960-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.795
ep 0.114
sin(ip) 0.234
G 0.150
H 14.730
Mass
D 4.21 0.879
pV 0.190 0.0849
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7947 0.1143 0.2344 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.21 0.879 0.879 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.190 0.0849 0.0849 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
14.73 MPC-2023-12-04 MPC-2023-12-04 Phot