1998 BD1

1998BD1, 44028, J98B01D

All data for this body: [vot]

MPC data
Name (number) 1998 BD1 (44028)
a 2.68439
e 0.12653
i / sin(i) 11.9146 / 0.20645
q 2.34473
Q 3.02405
ω 255.3772
Node 313.7685
m 11.4704
n 0.2241
Epoch 2460800.5
nobs 3324
nopp 21
Years observed 1989-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.685
ep 0.151
sin(ip) 0.226
G 0.150
H 13.590
Mass
D
pV
Value
Rotational Period 3.520
Period quality 2
Spectral Class S
Spectral Class Score 51.780
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 0.4700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6852 0.1514 0.2260 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
13.59 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.527 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
3.527211 2 Sidereal Durech 2020A&A...643A..59D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
A DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
A 0.41 Bus VIS Carvano 2010A&A...510A..43C PHOT
A A 0.4091 0.4091 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S Bus-DeMeo NIR DeMeo 2019Icar..322...13D SPEC
S Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC+PHOT
S Q 0.540000 0.430000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC