Hildrun

00928, 1920 DC, 1920DC, 1959 EE1, 1959EE1, J20D00C, J59E01E

All data for this body: [vot]

MPC data
Name (number) Hildrun (928)
a 3.13848
e 0.14614
i / sin(i) 17.6340 / 0.30294
q 2.67982
Q 3.59715
ω 21.7112
Node 129.8008
m 222.6427
n 0.1773
Epoch 2460200.5
nobs 5041
nopp 47
Years observed 1920-2023
rms 0.45
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.138
ep 0.184
sin(ip) 0.280
Value Standard error
G 0.150
H 9.990
Mass
D 62.87 0.252
pV 0.037 0.0014
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1384 0.1843 0.2798 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
55.65 16.810 16.810 Nugent 2016AJ....152...63N NEATM
56.81 13.020 13.020 Nugent 2016AJ....152...63N NEATM
57.27 19.000 19.000 Masiero 2021PSJ.....2..162M NEATM
57.58 5.760 5.760 Ali-Lagoa 2018A&A...612A..85A NEATM
60.56 0.800 0.800 Masiero 2012ApJ...759L...8M NEATM
61.36 18.480 18.480 Masiero 2021PSJ.....2..162M NEATM
61.74 3.109 3.109 Ryan&Woodward 2010AJ....140..933R IRAS-STM
62.82 0.290 0.290 Masiero 2014ApJ...791..121M NEATM
64.04 1.090 1.090 Usui 2011PASJ...63.1117U NEATM
64.52 1.054 1.054 Masiero 2011ApJ...741...68M NEATM
66.49 1.700 1.700 Tedesco 2002AJ....123.1056T STM
68.78 6.880 6.880 Ali-Lagoa 2018A&A...612A..85A NEATM
77.55 4.390 4.390 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.027 0.0034 0.0034 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.036 0.0020 0.0020 Tedesco 2002AJ....123.1056T STM
0.039 0.0054 0.0054 Masiero 2011ApJ...741...68M NEATM
0.040 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.042 0.0080 0.0080 Ali-Lagoa 2018A&A...612A..85A NEATM
0.043 0.0043 0.0043 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.045 0.0210 0.0380 Masiero 2021PSJ.....2..162M NEATM
0.051 0.0260 0.0540 Masiero 2021PSJ.....2..162M NEATM
0.053 0.0070 0.0070 Masiero 2012ApJ...759L...8M NEATM
0.060 0.0600 0.0600 Nugent 2016AJ....152...63N NEATM
0.060 0.0600 0.0600 Nugent 2016AJ....152...63N NEATM
0.061 0.0120 0.0120 Ali-Lagoa 2018A&A...612A..85A 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
9.99 MPC-2023-12-04 MPC-2023-12-04 Phot