Hayes-Gehrke

1953 VC1, 1953VC1, 1990 VS9, 1990VS9, 1999 CZ30, 1999CZ30, 2000 HW57, 2000HW57, 28788, J53V01C, J90V09S, J99C30Z, K00H57W

All data for this body: [vot]

MPC data
Name (number) Hayes-Gehrke (28788)
a 2.38802
e 0.22253
i / sin(i) 3.2631 / 0.05692
q 1.85663
Q 2.91942
ω 280.2887
Node 86.8273
m 152.0204
n 0.2671
Epoch 2460800.5
nobs 2998
nopp 24
Years observed 1953-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.389
ep 0.185
sin(ip) 0.041
G 0.150
H 14.260
Mass
D 3.77 0.523
pV 0.374 0.1585
Value
Rotational Period 3.390
Period quality 2+
Spectral Class S
Spectral Class Score 5.964
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 -0.5700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3889 0.1849 0.0405 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.77 0.523 0.523 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.374 0.1585 0.1585 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
14.26 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.3905 2+ Synodic Simpson 2013MPBu...40..146S Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Ds Ds None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S 0.994 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT