1999 SA17

1999SA17, 1998 HU115, 1998HU115, 59990, J98HB5U, J99S17A

All data for this body: [vot]

MPC data
Name (number) 1999 SA17 (59990)
a 3.07851
e 0.18790
i / sin(i) 25.9020 / 0.43683
q 2.50007
Q 3.65695
ω 92.4930
Node 193.5871
m 305.2065
n 0.1825
Epoch 2460800.5
nobs 1527
nopp 21
Years observed 1994-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Euphrosyne (31)
 
ap 3.082
ep 0.150
sin(ip) 0.452
G 0.150
H 14.390
Mass
D 7.26 0.152
pV 0.053 0.0082
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 18.055
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
31 Euphrosyne 0 Euphrosyne Novakovic 2019EPSC...13.1671N HCM
31 Euphrosyne 901 Euphrosyne Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0823 0.1496 0.4522 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.26 0.153 0.153 Masiero 2011ApJ...741...68M NEATM
7.29 2.050 2.050 Masiero 2021PSJ.....2..162M NEATM
8.04 2.230 2.230 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.053 0.0087 0.0087 Masiero 2011ApJ...741...68M NEATM
0.060 0.0230 0.0380 Masiero 2021PSJ.....2..162M 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
14.39 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 C 0.0562 0.4650 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B C 0.6435 0.4650 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.55 Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.734 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.3382 0.4650 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5284 0.4650 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.8919 0.4650 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.1592 0.4650 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT