Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
37578 (1990 RY2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2037578
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2699529114241688 5.1305e-08  
a 3.92069013109382 3.9593e-08 AU
q 2.862288415413038 2.0335e-07 AU
i 2.356366173669377 6.4019e-06 deg
node 278.0511065685247 0.00015314 deg
peri 69.89662899079917 0.000154 deg
M 49.82940324187795 1.2487e-05 deg
tp 2456608.012896182245
(2013-Nov-11.51289618)
9.6928e-05 JED
period 2835.581969314923
7.76
4.2953e-05
1.176e-07
d
yr
n .1269580650094824 1.9231e-09 deg/d
Q 4.979091846774603 5.0281e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      733  
   data-arc span      23146 days (63.37 yr)  
   first obs. used      1951-08-11  
   last obs. used      2014-12-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59097  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 03:43:38  

Additional Information
 Earth MOID = 1.85727 AU 
 T_jup = 2.997 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1 mag n/a MPO319540  

37578 (1990 RY2)          Discovered 1990-Sep-15 by Holt, H. E. at Palomar (675)
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 RY2 = 1990 SC27 = 1997 NC11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Jan-31 07:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin