1998 SD159

1998SD159, 1999 XT33, 1999XT33, 44422, J98SF9D, J99X33T

All data for this body: [vot]

MPC data
Name (number) 1998 SD159 (44422)
a 2.73276
e 0.05550
i / sin(i) 3.2761 / 0.05715
q 2.58109
Q 2.88443
ω 132.4958
Node 322.6943
m 118.5202
n 0.2182
Epoch 2460200.5
nobs 2427
nopp 20
Years observed 1991-2023
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.732
ep 0.064
sin(ip) 0.068
Value Standard error
G 0.150
H 14.160
Mass
D 4.87 0.144
pV 0.259 0.0253
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7324 0.0639 0.0682 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.85 0.151 0.151 Masiero 2011ApJ...741...68M NEATM
5.09 0.480 0.480 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.206 0.0550 0.0550 Masiero 2012ApJ...759L...8M NEATM
0.273 0.0285 0.0285 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
14.16 MPC-2023-12-04 MPC-2023-12-04 Phot