Rowanatkinson

19535, 1987 SL18, 1987SL18, 1999 HF3, 1999HF3, J87S18L, J99H03F

All data for this body: [vot]

MPC data
Name (number) Rowanatkinson (19535)
a 2.61052
e 0.18711
i / sin(i) 2.3577 / 0.04114
q 2.12206
Q 3.09897
ω 12.8006
Node 306.7873
m 355.0843
n 0.2337
Epoch 2460800.5
nobs 2932
nopp 23
Years observed 1987-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.611
ep 0.151
sin(ip) 0.056
G 0.150
H 14.090
Mass
D 5.07 0.514
pV 0.207 0.0729
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6109 0.1513 0.0560 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.07 0.514 0.514 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.207 0.0729 0.0729 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
14.09 MPC-2023-12-04 MPC-2023-12-04 Phot