2000 HR55

2000HR55, A4821, K00H55R

All data for this body: [vot]

MPC data
Name (number) 2000 HR55 (104821)
a 2.38954
e 0.14367
i / sin(i) 1.6844 / 0.02939
q 2.04623
Q 2.73285
ω 192.9862
Node 316.9429
m 331.8480
n 0.2668
Epoch 2460800.5
nobs 1006
nopp 17
Years observed 1994-2025
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.390
ep 0.180
sin(ip) 0.042
G 0.150
H 16.370
Mass
D 2.02 0.222
pV 0.143 0.0640
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 7.456
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
135 Hertha 0 Hertha Novakovic 2019EPSC...13.1671N HCM
44 Nysa 405 Nysa-Polana -0.1900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3897 0.1796 0.0415 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.02 0.222 0.222 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.143 0.0640 0.0640 Masiero 2011ApJ...741...68M 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
16.37 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
Q 0.09 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.0788 0.3060 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.1345 0.3060 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.4187 0.3060 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.6107 0.3060 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.0523 0.3060 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.0995 0.3060 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.3881 0.3060 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.4398 0.3060 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT