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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
143404 (2003 BD44)
Classification: Apollo [NEO, PHA]          SPK-ID: 2143404
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 204 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6064400274128788 1.3773e-08  
a 1.967995383325747 3.5625e-09 au
q .7745242091132619 2.7327e-08 au
i 2.662664163483485 4.2178e-06 deg
node 181.301568928296 3.5186e-05 deg
peri 89.2357966807015 3.5282e-05 deg
M 248.4790740338514 7.2666e-07 deg
tp 2458912.883729656032
(2020-Mar-04.38372966)
2.748e-06 TDB
period 1008.403953804217
2.76
2.7382e-06
7.497e-09
d
yr
n .3569997902545852 9.6937e-10 deg/d
Q 3.161466557538231 5.723e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1327  
   # delay obs. used      3  
   # Doppler obs. used      0  
   data-arc span      13419 days (36.74 yr)  
   first obs. used      1981-02-28  
   last obs. used      2017-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38878  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-09 06:30:19  

Additional Information
 Earth MOID = .0178449 au 
 Jupiter MOID = 1.97769 au 
 T_jup = 3.621 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO436719  
rotation period rot_per 78.64 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2017) Minor Planet Bull. 44, 223-237.]
[Warner, B.D. (2017) Minor Planet Bull. 44, 335-344.]
[Polakis, T.; Warner, B.D.; Skiff, B.A. (2018) Minor Planet Bull. 45, 3-4.]
[Sada, P.V.; Loera-Gonzalez, P.; Olguin, L.; Saucedo-Morales. J.C.; et al. (2018) Minor Planet Bull. 45, 122-124.]

143404 (2003 BD44)          Discovered 2003-Jan-30 by LONEOS at Anderson Mesa
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-20 02:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin