Sirona

00116, 1871 RA, 1871RA, 1954 UC3, 1954UC3, 1998 EK13, 1998EK13, 1998 ES21, 1998ES21, I71R00A, J54U03C, J98E13K, J98E21S

All data for this body: [vot]

MPC data
Name (number) Sirona (116)
a 2.76757
e 0.14060
i / sin(i) 3.5640 / 0.06216
q 2.37845
Q 3.15670
ω 94.1830
Node 63.6903
m 205.3151
n 0.2141
Epoch 2460200.5
nobs 3757
nopp 71
Years observed 1872-2023
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.768
ep 0.175
sin(ip) 0.048
Value Standard error
G 0.150
H 7.850
Mass
D 78.04 1.135
pV 0.223 0.0200
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7684 0.1751 0.0479 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
71.70 5.800 5.800 Tedesco 2002AJ....123.1056T STM
74.58 7.460 7.460 Ali-Lagoa 2018A&A...612A..85A NEATM
75.95 6.952 6.952 Ryan&Woodward 2010AJ....140..933R IRAS-STM
77.36 15.470 15.470 Ali-Lagoa 2018A&A...612A..85A NEATM
78.28 1.210 1.210 Usui 2011PASJ...63.1117U NEATM
84.23 6.884 6.884 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.188 0.0316 0.0316 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.234 0.0425 0.0425 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.237 0.0950 0.0950 Ali-Lagoa 2018A&A...612A..85A NEATM
0.255 0.0510 0.0510 Ali-Lagoa 2018A&A...612A..85A NEATM
0.256 0.0470 0.0470 Tedesco 2002AJ....123.1056T STM
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
7.85 MPC-2023-12-04 MPC-2023-12-04 Phot