1998 HU99

1998HU99, 2000 SZ274, 2000SZ274, 58860, J98H99U, K00SR4Z

All data for this body: [vot]

MPC data
Name (number) 1998 HU99 (58860)
a 3.05493
e 0.06558
i / sin(i) 9.0760 / 0.15774
q 2.85458
Q 3.25528
ω 88.8255
Node 187.6744
m 329.4849
n 0.1846
Epoch 2460800.5
nobs 1533
nopp 22
Years observed 1998-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 3.056
ep 0.070
sin(ip) 0.160
G 0.150
H 14.570
Mass
D 3.74 0.486
pV 0.167 0.0466
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 6.270
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 606 Eos 0.2900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0561 0.0705 0.1601 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.74 0.486 0.486 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.167 0.0466 0.0466 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
14.57 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
L 0.192 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S V 0.6571 0.2990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V 0.25 Bus VIS Carvano 2010A&A...510A..43C PHOT
V V 0.9617 0.2990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X V 0.1184 0.2990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S V 0.3238 0.2990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT