Hammonia

00723, 1903 CA, 1903CA, 1911 UO, 1911UO, 1949 YR, 1949YR, 1955 FU1, 1955FU1, J03C00A, J11U00O, J49Y00R, J55F01U

All data for this body: [vot]

MPC data
Name (number) Hammonia (723)
a 2.99187
e 0.05620
i / sin(i) 4.9913 / 0.08700
q 2.82372
Q 3.16001
ω 251.5141
Node 163.1582
m 314.8220
n 0.1905
Epoch 2460800.5
nobs 10708
nopp 57
Years observed 1903-2025
rms 0.50
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.993
ep 0.039
sin(ip) 0.081
G 0.150
H 10.150
Mass
D 29.13 0.632
pV 0.190 0.0105
Value
Rotational Period 5.430
Period quality 3
Spectral Class Xn
Spectral Class Score 9.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9932 0.0389 0.0811 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
23.46 0.990 0.990 Masiero 2012ApJ...759L...8M NEATM
28.34 1.360 1.360 Usui 2011PASJ...63.1117U NEATM
28.84 5.770 5.770 Ali-Lagoa 2018A&A...612A..85A NEATM
35.55 2.200 2.200 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
35.68 1.400 1.400 Tedesco 2002AJ....123.1056T STM
36.89 2.238 2.238 Ryan&Woodward 2010AJ....140..933R IRAS-STM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.173 0.0207 0.0207 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.183 0.0150 0.0150 Tedesco 2002AJ....123.1056T STM
0.187 0.0238 0.0238 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.229 0.0920 0.0920 Ali-Lagoa 2018A&A...612A..85A NEATM
0.352 0.0480 0.0480 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
10.15 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.434663 2 Sidereal Durech 2019A&A...631A...2D Model
5.43473 2 Sidereal Durech 2023A&A...675A..24D Model
5.4348 2 Sidereal Durech 2018A&A...620A..91D Model
5.4349 2 Synodic Shevchenko 2015LPI....46.1509S Lightcurve
5.4351 2+ Synodic Wilawer 2022MNRAS.513.3242W Lightcurve
5.436 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
C Bus VIS Bus 2002Icar..158..146B SPEC
K K 0.3532 0.0980 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
M 0.900000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S 1.000000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
X 0.776 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
Xn Bus-DeMeo VISNIR Hasegawa 2021PASJ...73..240H PHOT