Erika

00636, 1907 CE, 1907CE, 1954 UT1, 1954UT1, J07C00E, J54U01T

All data for this body: [vot]

MPC data
Name (number) Erika (636)
a 2.91123
e 0.16933
i / sin(i) 7.9301 / 0.13797
q 2.41829
Q 3.40418
ω 298.9059
Node 34.5699
m 336.9222
n 0.1984
Epoch 2460200.5
nobs 7080
nopp 46
Years observed 1907-2023
rms 0.41
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.909
ep 0.143
sin(ip) 0.132
Value Standard error
G 0.150
H 9.760
Mass
D 74.32 0.415
pV 0.050 0.0028
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9095 0.1435 0.1316 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
61.75 25.440 25.440 Nugent 2016AJ....152...63N NEATM
63.89 18.930 18.930 Masiero 2021PSJ.....2..162M NEATM
68.67 17.550 17.550 Nugent 2016AJ....152...63N NEATM
71.51 3.163 3.163 Ryan&Woodward 2010AJ....140..933R IRAS-STM
73.15 0.570 0.570 Masiero 2012ApJ...759L...8M NEATM
73.56 1.570 1.570 Usui 2011PASJ...63.1117U NEATM
74.29 6.700 6.700 Tedesco 2002AJ....123.1056T STM
76.10 0.710 0.710 Masiero 2014ApJ...791..121M NEATM
76.92 2.549 2.549 Masiero 2011ApJ...741...68M NEATM
77.07 7.710 7.710 Ali-Lagoa 2018A&A...612A..85A NEATM
86.61 6.328 6.328 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.041 0.0062 0.0062 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.047 0.0098 0.0098 Masiero 2011ApJ...741...68M NEATM
0.048 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.050 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.050 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.051 0.0110 0.0110 Tedesco 2002AJ....123.1056T STM
0.052 0.0080 0.0080 Masiero 2012ApJ...759L...8M NEATM
0.056 0.0230 0.0400 Masiero 2021PSJ.....2..162M NEATM
0.056 0.0049 0.0049 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.060 0.0400 0.0400 Nugent 2016AJ....152...63N 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
9.76 MPC-2023-12-04 MPC-2023-12-04 Phot