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 ]  
74070 (1998 MC9)
Classification: Main-belt Asteroid          SPK-ID: 2074070
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .2902815204982579 3.3557e-08  
a 2.6330797888727 1.616e-08 au
q 1.868745384165501 9.4087e-08 au
i 12.2073426263008 4.4311e-06 deg
node 188.4389530209695 2.1333e-05 deg
peri 138.8200398679323 2.3962e-05 deg
M 278.300200396566 1.3549e-05 deg
tp 2458954.670958372009
(2020-Apr-15.17095837)
6.1339e-05 TDB
period 1560.610254037442
4.27
1.4367e-05
3.933e-08
d
yr
n .2306789918037812 2.1236e-09 deg/d
Q 3.397414193579899 2.085e-08 au
  Orbit Determination Parameters
   # obs. used (total)      844  
   data-arc span      9549 days (26.14 yr)  
   first obs. used      1993-03-19  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52185  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:41:00  

Additional Information
 Earth MOID = .876395 au 
 Jupiter MOID = 2.08871 au 
 T_jup = 3.307 
[ 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 14.8   n/a MPO436301  
diameter diameter 4.773 km 0.363 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.093   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74070 (1998 MC9)          Discovered 1998-Jun-19 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 MC9 = 1994 RM11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-14 00:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin