1998 HL100

1998HL100, 18711, 1999 RF111, 1999RF111, J98HA0L, J99RB1F

All data for this body: [vot]

MPC data
Name (number) 1998 HL100 (18711)
a 2.66861
e 0.11620
i / sin(i) 12.8032 / 0.22160
q 2.35853
Q 2.97870
ω 299.9378
Node 204.3309
m 134.1808
n 0.2261
Epoch 2460800.5
nobs 3160
nopp 23
Years observed 1991-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.669
ep 0.148
sin(ip) 0.231
G 0.150
H 14.250
Mass
D 4.16 0.120
pV 0.309 0.0352
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.430
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia 0.2200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6688 0.1479 0.2311 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.16 0.120 0.120 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.309 0.0352 0.0352 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
14.25 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
S 0.777 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.7947 0.7947 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT