Demiddelaer

01926, 1935JA, 1959XD, 1970LE, 1974HB, J35J00A, J59X00D, J70L00E, J74H00B

All data for this body: [vot]

MPC data
Name (number) Demiddelaer (1926)
Packed designation 01926
a 2.65554
e 0.10867
i / sin(i) 13.7221 / 0.23721
q 2.36696
Q 2.94412
ω 91.0892
Node 93.4091
m 34.8260
n 0.2278
Epoch 2459600.5
nobs 3281
nopp 27
Years observed 1935-2022
rms 0.47
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.656
ep 0.141
sin(ip) 0.224
Value Standard error
G 0.150
H 11.130
Mass
D 19.42 0.179
pV 0.125 0.0077
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 502 Eunomia 0.4200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6565 0.1407 0.2236 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
17.75 0.410 0.410 Masiero 2014ApJ...791..121M NEATM
18.65 3.730 3.730 Ali-Lagoa 2018A&A...612A..85A NEATM
19.12 0.590 0.590 Usui 2011PASJ...63.1117U NEATM
19.67 3.930 3.930 Ali-Lagoa 2018A&A...612A..85A NEATM
19.90 0.217 0.217 Masiero 2011ApJ...741...68M NEATM
20.10 1.060 1.060 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.103 0.0137 0.0137 Masiero 2011ApJ...741...68M NEATM
0.130 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.174 0.0310 0.0310 Masiero 2012ApJ...759L...8M NEATM
0.185 0.0740 0.0740 Ali-Lagoa 2018A&A...612A..85A NEATM
0.206 0.0820 0.0820 Ali-Lagoa 2018A&A...612A..85A NEATM
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
11.13 MPC-2022-01-18 MPC-2022-01-18 Phot