Hamatonbetsu

05468, 1962 XH, 1962XH, 1969 FL, 1969FL, 1985 QQ6, 1985QQ6, 1988 BK, 1988BK, J62X00H, J69F00L, J85Q06Q, J88B00K

All data for this body: [vot]

MPC data
Name (number) Hamatonbetsu (5468)
a 2.87317
e 0.22348
i / sin(i) 11.9657 / 0.20733
q 2.23107
Q 3.51528
ω 69.0325
Node 135.0085
m 168.9884
n 0.2024
Epoch 2460800.5
nobs 5634
nopp 30
Years observed 1951-2025
rms 0.58
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.878
ep 0.253
sin(ip) 0.201
G 0.150
H 12.460
Mass
D 23.92 0.195
pV 0.054 0.0028
Value
Rotational Period 42.000
Period quality 2
Spectral Class X
Spectral Class Score 5.970
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8785 0.2533 0.2012 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
20.86 2.703 2.703 Ryan&Woodward 2010AJ....140..933R IRAS-STM
21.96 7.270 7.270 Masiero 2020PSJ.....1....5M NEATM
22.21 1.300 1.300 Tedesco 2002AJ....123.1056T STM
23.01 4.600 4.600 Ali-Lagoa 2018A&A...612A..85A NEATM
23.52 6.230 6.230 Masiero 2020PSJ.....1....5M NEATM
23.61 0.680 0.680 Usui 2011PASJ...63.1117U NEATM
23.66 6.480 6.480 Masiero 2020PSJ.....1....5M NEATM
23.94 0.209 0.209 Masiero 2011ApJ...741...68M NEATM
24.05 4.810 4.810 Ali-Lagoa 2018A&A...612A..85A NEATM
28.42 1.555 1.555 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
31.93 11.420 11.420 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.023 0.0170 0.0170 Masiero 2012ApJ...759L...8M NEATM
0.041 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A NEATM
0.042 0.0300 0.0300 Masiero 2020PSJ.....1....5M NEATM
0.043 0.0330 0.0330 Masiero 2020PSJ.....1....5M NEATM
0.044 0.0180 0.0180 Ali-Lagoa 2018A&A...612A..85A NEATM
0.044 0.0270 0.0270 Masiero 2020PSJ.....1....5M NEATM
0.046 0.0054 0.0054 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.048 0.0046 0.0046 Masiero 2011ApJ...741...68M NEATM
0.075 0.0100 0.0100 Tedesco 2002AJ....123.1056T STM
0.085 0.0072 0.0072 Ryan&Woodward 2010AJ....140..933R IRAS-STM
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
12.46 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
41.996 2 Sidereal Durech 2023A&A...675A..24D Model
42.02 2 Synodic Stephens 2003MPBu...30...49S Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
X 0.995 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT