2005 QY177

2005QY177, 1998 MD23, 1998MD23, H7894, J98M23D, K05QH7Y

All data for this body: [vot]

MPC data
Name (number) 2005 QY177 (177894)
a 3.16168
e 0.14857
i / sin(i) 6.1086 / 0.10641
q 2.69196
Q 3.63140
ω 179.2674
Node 128.4780
m 221.7293
n 0.1753
Epoch 2460800.5
nobs 603
nopp 19
Years observed 1998-2025
rms 0.88
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.174
ep 0.132
sin(ip) 0.087
G 0.150
H 15.290
Mass
D 3.09 0.940
pV 0.154 0.0750
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 3.776
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1741 0.1319 0.0873 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.09 0.940 0.940 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.154 0.0750 0.0750 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
15.29 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
B B 0.3622 0.1500 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C B 0.0728 0.1500 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V B 0.6293 0.1500 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X B 0.0324 0.1500 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X B 0.0613 0.1500 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT