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 ]  
74441 (1999 CL7)
Classification: Inner Main-belt Asteroid          SPK-ID: 2074441
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08163370681968113 3.4251e-08  
a 1.920365595762298 7.0781e-09 au
q 1.763599033731236 6.7573e-08 au
i 23.28539371712024 4.93e-06 deg
node 140.1894260321049 1.0181e-05 deg
peri 289.5381976873956 3.4002e-05 deg
M 281.0033683610603 3.1284e-05 deg
tp 2458813.794852652851
(2019-Nov-26.29485265)
8.4545e-05 TDB
period 972.0179881337667
2.66
5.374e-06
1.471e-08
d
yr
n .3703635163081546 2.0476e-09 deg/d
Q 2.077132157793359 7.6559e-09 au
  Orbit Determination Parameters
   # obs. used (total)      647  
   data-arc span      7622 days (20.87 yr)  
   first obs. used      1999-01-15  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60972  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 06:47:05  

Additional Information
 Earth MOID = .849018 au 
 Jupiter MOID = 3.08158 au 
 T_jup = 3.822 
[ 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 16.3   n/a MPO436303  

74441 (1999 CL7)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 CL7 = 2000 QO25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-09 13:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin