Irmina

05794, 1976 SW3, 1976SW3, 1987 SW12, 1987SW12, J76S03W, J87S12W

All data for this body: [vot]

MPC data
Name (number) Irmina (5794)
a 3.14406
e 0.15720
i / sin(i) 5.2984 / 0.09234
q 2.64982
Q 3.63830
ω 218.6102
Node 172.9146
m 151.6462
n 0.1768
Epoch 2460200.5
nobs 3344
nopp 27
Years observed 1954-2023
rms 0.59
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.136
ep 0.138
sin(ip) 0.088
Value Standard error
G 0.150
H 13.070
Mass
D 11.46 2.402
pV 0.095 0.0584
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1361 0.1381 0.0878 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.86 4.140 4.140 Nugent 2016AJ....152...63N NEATM
11.77 2.950 2.950 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.090 0.1000 0.1000 Nugent 2016AJ....152...63N NEATM
0.097 0.0720 0.0720 Masiero 2012ApJ...759L...8M 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
13.07 MPC-2023-12-04 MPC-2023-12-04 Phot