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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2700823045223494 6.5542e-08  
a 3.921046156835495 4.8785e-08 AU
q 2.862040974658863 2.704e-07 AU
i 2.356339622480698 6.9797e-06 deg
node 278.0515845821271 0.00018252 deg
peri 69.88589588513913 0.00018331 deg
M 24.43615889463433 1.3426e-05 deg
tp 2456607.999528081504
(2013-Nov-11.49952808)
0.00010465 JED
period 2835.968213722632
7.76
5.2927e-05
1.449e-07
d
yr
n .1269407739684946 2.3691e-09 deg/d
Q 4.980051339012127 6.1961e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      653  
   data-arc span      22795 days (62.41 yr)  
   first obs. used      1951-08-11  
   last obs. used      2014-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61455  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jan-22 11:57:55  

Additional Information
 Earth MOID = 1.85536 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 13.0 mag n/a MPO267833  

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 2014-Apr-24 03:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin