2001 HA55

2001HA55, 1998 XF80, 1998XF80, 82219, J98X80F, K01H55A

All data for this body: [vot]

MPC data
Name (number) 2001 HA55 (82219)
a 2.53906
e 0.28563
i / sin(i) 12.6479 / 0.21896
q 1.81382
Q 3.26430
ω 143.7978
Node 194.7412
m 254.1140
n 0.2436
Epoch 2460800.5
nobs 3097
nopp 20
Years observed 1998-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.539
ep 0.235
sin(ip) 0.222
G 0.150
H 14.980
Mass
D 6.04 0.722
pV 0.055 0.0152
Value
Rotational Period 4.409
Period quality 2
Spectral Class X
Spectral Class Score 6.409
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5393 0.2353 0.2217 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.64 1.450 1.450 Masiero 2020PSJ.....1....5M NEATM
6.09 1.600 1.600 Masiero 2021PSJ.....2..162M NEATM
6.11 1.290 1.290 Masiero 2012ApJ...759L...8M NEATM
6.31 1.490 1.490 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.050 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.056 0.1720 0.1720 Masiero 2012ApJ...759L...8M NEATM
0.057 0.0210 0.0340 Masiero 2021PSJ.....2..162M NEATM
0.079 0.0460 0.0460 Masiero 2020PSJ.....1....5M 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
14.98 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.40889 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
CX 0.40 Bus VIS Carvano 2010A&A...510A..43C PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 0.204 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.5309 0.5309 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT