Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
39844 (1998 BA30)
Classification: Main-belt Asteroid          SPK-ID: 2039844
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2156798514680722 4.1123e-08  
a 2.233820269347457 7.2569e-09 au
q 1.752030245448229 9.4412e-08 au
i 4.35613813563658 4.1737e-06 deg
node 313.0910652986898 4.4379e-05 deg
peri 7.423483619516985 4.5133e-05 deg
M 54.51440885113884 7.7842e-06 deg
tp 2458815.837132931096
(2019-Nov-28.33713293)
2.6173e-05 TDB
period 1219.469009126321
3.34
5.9425e-06
1.627e-08
d
yr
n .2952104541450538 1.4386e-09 deg/d
Q 2.715610293246686 8.8221e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1154  
   data-arc span      8382 days (22.95 yr)  
   first obs. used      1996-09-05  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53211  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:00:31  

Additional Information
 Earth MOID = .739258 au 
 Jupiter MOID = 2.59814 au 
 T_jup = 3.605 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO436049  

39844 (1998 BA30)          Discovered 1998-Jan-29 by Spacewatch at Kitt Peak
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 BA30 = 1996 RB24 = 1999 LC17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-03 13:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin