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 ]  
100743 (1998 DC30)
Classification: Mars-crossing Asteroid          SPK-ID: 2100743
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2584494062764189 3.0488e-08  
a 2.208409732663398 7.6673e-09 au
q 1.637647548441478 6.793e-08 au
i 6.965074698297173 4.4993e-06 deg
node 185.3353896049155 3.0865e-05 deg
peri 93.13647441882837 3.2394e-05 deg
M 226.9682023764511 1.0385e-05 deg
tp 2459643.466480725839
(2022-Mar-04.96648073)
3.5968e-05 TDB
period 1198.72042556744
3.28
6.2427e-06
1.709e-08
d
yr
n .3003202350786559 1.564e-09 deg/d
Q 2.779171916885318 9.6489e-09 au
  Orbit Determination Parameters
   # obs. used (total)      736  
   data-arc span      10492 days (28.73 yr)  
   first obs. used      1992-04-26  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60338  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:26:04  

Additional Information
 Earth MOID = .638799 au 
 Jupiter MOID = 2.39796 au 
 T_jup = 3.606 
[ 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 16.2   n/a MPO436469  

100743 (1998 DC30)          Discovered 1998-Feb-23 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 DC30 = 1999 RH34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Mar-02 05:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin