2001 HY28

2001HY28, 51604, K01H28Y

All data for this body: [vot]

MPC data
Name (number) 2001 HY28 (51604)
a 2.69054
e 0.23360
i / sin(i) 8.8856 / 0.15446
q 2.06203
Q 3.31905
ω 103.2678
Node 234.9092
m 88.1923
n 0.2233
Epoch 2460800.5
nobs 2803
nopp 21
Years observed 1998-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.688
ep 0.194
sin(ip) 0.178
G 0.150
H 14.060
Mass
D 9.56 0.155
pV 0.055 0.0052
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 6.401
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6876 0.1943 0.1784 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.80 1.740 1.740 Nugent 2016AJ....152...63N NEATM
11.09 2.220 2.220 Ali-Lagoa 2018A&A...612A..85A NEATM
7.77 2.320 2.320 Masiero 2021PSJ.....2..162M NEATM
7.81 2.210 2.210 Masiero 2021PSJ.....2..162M NEATM
8.37 2.982 2.982 Masiero 2017AJ....154..168M NEATM
8.49 1.700 1.700 Ali-Lagoa 2018A&A...612A..85A NEATM
9.10 0.244 0.244 Masiero 2011ApJ...741...68M NEATM
9.75 0.400 0.400 Usui 2011PASJ...63.1117U NEATM
9.97 0.240 0.240 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.042 0.0170 0.0170 Ali-Lagoa 2018A&A...612A..85A NEATM
0.054 0.0070 0.0070 Masiero 2012ApJ...759L...8M NEATM
0.060 0.0369 0.0369 Masiero 2017AJ....154..168M NEATM
0.065 0.0115 0.0115 Masiero 2011ApJ...741...68M NEATM
0.070 0.0340 0.0660 Masiero 2021PSJ.....2..162M NEATM
0.071 0.0280 0.0280 Ali-Lagoa 2018A&A...612A..85A NEATM
0.073 0.0330 0.0600 Masiero 2021PSJ.....2..162M 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
14.06 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.586 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.4809 0.4809 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT