Hartmut

01531, 1938 SH, 1938SH, J38S00H

All data for this body: [vot]

MPC data
Name (number) Hartmut (1531)
a 2.62614
e 0.15424
i / sin(i) 12.4204 / 0.21508
q 2.22108
Q 3.03120
ω 142.8529
Node 278.8152
m 75.1117
n 0.2316
Epoch 2460800.5
nobs 6617
nopp 34
Years observed 1938-2025
rms 0.53
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.627
ep 0.151
sin(ip) 0.230
G 0.150
H 11.850
Mass
D 11.01 0.186
pV 0.243 0.0261
Value
Rotational Period 25.600
Period quality 3-
Spectral Class S
Spectral Class Score 20.932
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia -0.4000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6272 0.1510 0.2301 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.48 0.244 0.244 Masiero 2011ApJ...741...68M NEATM
11.58 0.310 0.310 Masiero 2012ApJ...759L...8M NEATM
12.67 0.870 0.870 Usui 2011PASJ...63.1117U NEATM
13.30 2.660 2.660 Ali-Lagoa 2018A&A...612A..85A NEATM
13.45 3.500 3.500 Nugent 2016AJ....152...63N NEATM
13.56 2.710 2.710 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.212 0.0432 0.0432 Masiero 2011ApJ...741...68M NEATM
0.226 0.0900 0.0900 Ali-Lagoa 2018A&A...612A..85A NEATM
0.230 0.1200 0.1200 Nugent 2016AJ....152...63N NEATM
0.235 0.0940 0.0940 Ali-Lagoa 2018A&A...612A..85A NEATM
0.275 0.0400 0.0400 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
11.85 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
25.53258 2 Sidereal Martikainen 2021A&A...649A..98M Model
25.533 2 Sidereal Durech 2018A&A...617A..57D Model
25.535 2 Sidereal Durech 2023A&A...675A..24D Model
25.57 2+ Synodic Klinglesmith 2016MPBu...43..123K Lightcurve
25.6 2 Synodic Aznar LCDB Lightcurve
25.62 3- Synodic Behrend LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Tholen VIS Lazzaro 1999Icar..142..445L SPEC
S Tholen VIS Lazzaro 2004Icar..172..179L SPEC
S 0.990000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
S 0.997 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
SI Bus VIS Lazzaro 2004Icar..172..179L SPEC