Iduna

00176, 1877 TB, 1877TB, 1945 RQ, 1945RQ, I77T00B, J45R00Q

All data for this body: [vot]

MPC data
Name (number) Iduna (176)
a 3.18021
e 0.17190
i / sin(i) 22.6800 / 0.38559
q 2.63354
Q 3.72688
ω 188.7559
Node 200.4704
m 255.9544
n 0.1738
Epoch 2460200.5
nobs 9299
nopp 61
Years observed 1877-2023
rms 0.38
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.179
ep 0.195
sin(ip) 0.374
Value Standard error
G 0.150
H 8.490
Mass 1.044e+18 3.395e+17
D 114.18 0.728
pV 0.081 0.0024
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1793 0.1946 0.3737 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.1200e+18 Folkner 2014IPNPR.196C...1F Ephem
9.6770e+17 4.8014e+17 4.8014e+17 Fienga INPOP19a Ephem
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
102.50 32.090 32.090 Nugent 2016AJ....152...63N NEATM
106.98 1.080 1.080 Masiero 2014ApJ...791..121M NEATM
111.86 34.690 34.690 Masiero 2021PSJ.....2..162M NEATM
112.60 4.406 4.406 Ryan&Woodward 2010AJ....140..933R IRAS-STM
112.82 32.970 32.970 Masiero 2021PSJ.....2..162M NEATM
119.46 1.300 1.300 Usui 2011PASJ...63.1117U NEATM
121.04 2.200 2.200 Tedesco 2002AJ....123.1056T STM
122.15 2.699 2.699 Masiero 2011ApJ...741...68M NEATM
127.62 12.760 12.760 Ali-Lagoa 2018A&A...612A..85A NEATM
130.74 13.070 13.070 Ali-Lagoa 2018A&A...612A..85A NEATM
131.13 6.140 6.140 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.050 0.0260 0.0560 Masiero 2021PSJ.....2..162M NEATM
0.053 0.0240 0.0420 Masiero 2021PSJ.....2..162M NEATM
0.056 0.0110 0.0110 Ali-Lagoa 2018A&A...612A..85A NEATM
0.059 0.0120 0.0120 Ali-Lagoa 2018A&A...612A..85A NEATM
0.070 0.0600 0.0600 Nugent 2016AJ....152...63N NEATM
0.072 0.0069 0.0069 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.082 0.0115 0.0115 Masiero 2011ApJ...741...68M NEATM
0.083 0.0030 0.0030 Tedesco 2002AJ....123.1056T STM
0.099 0.0076 0.0076 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.110 0.0300 0.0300 Masiero 2014ApJ...791..121M 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
8.49 MPC-2023-12-04 MPC-2023-12-04 Phot