Barbara

00234, 1883PA, 1942RL1, 1953RE, 1975XP, I83P00A, J42R01L, J53R00E, J75X00P

All data for this body: [vot]

MPC data
Name (number) Barbara (234)
Packed designation 00234
a 2.38620
e 0.24509
i / sin(i) 15.3760 / 0.26515
q 1.80137
Q 2.97103
ω 192.2948
Node 144.4999
m 192.0381
n 0.2674
Epoch 2459600.5
nobs 5094
nopp 57
Years observed 1885-2022
rms 0.47
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.386
ep 0.173
sin(ip) 0.241
Value Standard error
G 0.150
H 9.090
Mass
D 47.08 0.195
pV 0.208 0.0068
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3857 0.1735 0.2409 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
40.00 1.000 1.000 Delbo 2009ApJ...694.1228D RADIOMETRY_STM
42.60 0.600 0.600 Delbo 2009ApJ...694.1228D INTERF.
43.75 1.000 1.000 Tedesco 2002AJ....123.1056T STM
45.27 1.434 1.434 Ryan&Woodward 2010AJ....140..933R IRAS-STM
45.29 1.330 1.330 Masiero 2012ApJ...759L...8M NEATM
45.48 0.250 0.250 Masiero 2014ApJ...791..121M NEATM
46.30 5.000 5.000 Tanga 2015MNRAS.448.3382T KOALA/LCS+OCC
47.80 0.680 0.680 Usui 2011PASJ...63.1117U NEATM
48.00 4.800 4.800 Ali-Lagoa 2018A&A...612A..85A NEATM
49.63 9.930 9.930 Ali-Lagoa 2018A&A...612A..85A NEATM
51.00 2.000 2.000 Delbo 2009ApJ...694.1228D RADIOMETRY_NEATM
51.20 2.522 2.522 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
53.80 1.123 1.123 Masiero 2011ApJ...741...68M NEATM
89.00 1.000 1.000 Delbo 2009ApJ...694.1228D RADIOMETRY_FRM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.151 0.0340 0.0340 Masiero 2011ApJ...741...68M NEATM
0.167 0.0165 0.0165 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.190 0.0760 0.0760 Ali-Lagoa 2018A&A...612A..85A NEATM
0.204 0.0410 0.0410 Ali-Lagoa 2018A&A...612A..85A NEATM
0.210 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
0.212 0.0300 0.0300 Masiero 2012ApJ...759L...8M NEATM
0.213 0.0134 0.0134 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.228 0.0110 0.0110 Tedesco 2002AJ....123.1056T STM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.09 MPC-2022-01-18 MPC-2022-01-18 Phot