1990 BL1

1990BL1, 15717, 1999 FW9, 1999FW9, J90B01L, J99F09W

All data for this body: [vot]

MPC data
Name (number) 1990 BL1 (15717)
a 2.62088
e 0.15763
i / sin(i) 12.9198 / 0.22359
q 2.20776
Q 3.03401
ω 258.1930
Node 177.0948
m 148.9869
n 0.2323
Epoch 2460800.5
nobs 4136
nopp 25
Years observed 1983-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.620
ep 0.153
sin(ip) 0.228
G 0.150
H 13.510
Mass
D 6.96 0.274
pV 0.175 0.0322
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 18.319
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 -0.2800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6200 0.1528 0.2275 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.81 1.360 1.360 Nugent 2016AJ....152...63N NEATM
7.01 0.280 0.280 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.172 0.0340 0.0340 Masiero 2012ApJ...759L...8M NEATM
0.200 0.1000 0.1000 Nugent 2016AJ....152...63N 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
13.51 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
A Bus-DeMeo VIS Oszkiewicz 2014A&A...572A..29O SPEC
LS 0.67 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.4904 0.5970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.5453 0.5970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.6842 0.5970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT