Hillaryoas

18803, 1979 SW, 1979SW, 1990 WL4, 1990WL4, 1999 JH77, 1999JH77, J79S00W, J90W04L, J99J77H

All data for this body: [vot]

MPC data
Name (number) Hillaryoas (18803)
a 2.28285
e 0.13174
i / sin(i) 6.0473 / 0.10535
q 1.98211
Q 2.58359
ω 125.7702
Node 110.0671
m 189.1121
n 0.2858
Epoch 2460800.5
nobs 3171
nopp 20
Years observed 1990-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.282
ep 0.156
sin(ip) 0.100
G 0.150
H 14.450
Mass
D 3.91 0.164
pV 0.201 0.0166
Value
Rotational Period 5.000
Period quality
Spectral Class S
Spectral Class Score 5.994
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 402 Flora 0.6300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
298 Baptistina 403 Baptistina 1.1500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2822 0.1558 0.0999 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.91 0.164 0.164 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.201 0.0166 0.0166 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
14.45 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.4 Synodic Erasmus 2019ApJS..242...15E Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.999000 Bus-DeMeo VIS Erasmus 2019ApJS..242...15E PHOT