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 ]  
233975 (1994 RC7)
Classification: Main-belt Asteroid          SPK-ID: 2233975
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03433821389343373 4.971e-08  
a 2.752768590701379 2.3851e-08 au
q 2.658243434034749 1.3498e-07 au
i 4.942163750678813 7.9929e-06 deg
node 345.528188603889 6.3676e-05 deg
peri 90.09891834380655 0.00014108 deg
M 153.3492634755458 0.00012271 deg
tp 2458289.888589172156
(2018-Jun-20.38858917)
0.00056989 TDB
period 1668.218693067402
4.57
2.1681e-05
5.936e-08
d
yr
n .2157990445113988 2.8047e-09 deg/d
Q 2.847293747368009 2.467e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      8968 days (24.55 yr)  
   first obs. used      1994-09-12  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59612  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:26:12  

Additional Information
 Earth MOID = 1.67891 au 
 Jupiter MOID = 2.23118 au 
 T_jup = 3.339 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456565.5 (2013-Sep-30.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03417978993289403 4.8786e-08  
q 2.65952567552179 1.329e-07 au
tp 2456639.135309797182
(2013-Dec-12.63530980)
0.00057901 TDB
node 345.6188428325709 6.3786e-05 deg
peri 94.05050357699753 0.00014209 deg
i 4.938048518652622 7.9845e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      8968 days (24.55 yr)  
   first obs. used      1994-09-12  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59612  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:26:12  

Additional Information
 Jupiter MOID = 2.23118 au 
 T_jup = 3.339 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.380060414420509E-15 -6.384006256016221E-15 -5.323460090726803E-12 3.045896387859815E-16 -1.18676780004067E-12 -1.877837052905889E-15
q -6.384006256016221E-15 1.766311034194917E-14 1.14658135982682E-11 3.346989220220458E-15 2.562810429204607E-12 5.806233465702566E-15
tp -5.323460090726803E-12 1.14658135982682E-11 3.35249235676851E-7 -2.213158560290662E-10 7.353640795694413E-8 -1.389125258725806E-11
node 3.045896387859815E-16 3.346989220220458E-15 -2.213158560290662E-10 4.068697524697952E-9 -4.101572023427661E-9 8.95024584698793E-11
peri -1.18676780004067E-12 2.562810429204607E-12 7.353640795694413E-8 -4.101572023427661E-9 2.01881737051271E-8 -9.22448285222002E-11
i -1.877837052905889E-15 5.806233465702566E-15 -1.389125258725806E-11 8.95024584698793E-11 -9.22448285222002E-11 6.375204766418638E-11

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 16.2   n/a MPO433528  
diameter diameter 2.822 km 0.320 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233975 (1994 RC7)          Discovered 1994-Sep-12 by Spacewatch at Kitt Peak
Reference: 20100330/Numbers.arcLast Updated: 2010-04-05

[ show close-approach data ]
Alternate Designations
 1994 RC7 = 2001 DA57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-29 14:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin