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
JPL Small-Body Database Browser
Search: [ help ]  
35737 (1999 GN20)
Classification: Main-belt Asteroid          SPK-ID: 2035737
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2113538430732655 2.9816e-08  
a 2.358307814868898 9.3323e-09 au
q 1.859870395046641 7.0879e-08 au
i 5.3363760826524 4.998e-06 deg
node 177.3259625448511 3.7976e-05 deg
peri 71.10845685950237 4.0071e-05 deg
M 272.0573437449655 1.3505e-05 deg
tp 2459323.644107047492
(2021-Apr-19.14410705)
5.0561e-05 TDB
period 1322.81515581851
3.62
7.8519e-06
2.15e-08
d
yr
n .2721468667912602 1.6154e-09 deg/d
Q 2.856745234691155 1.1305e-08 au
  Orbit Determination Parameters
   # obs. used (total)      917  
   data-arc span      21757 days (59.57 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5489  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:08:29  

Additional Information
 Earth MOID = .854742 au 
 Jupiter MOID = 2.18954 au 
 T_jup = 3.517 
[ 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 15.6   n/a MPO309430  
diameter diameter 4.345 km 0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35737 (1999 GN20)          Discovered 1999-Apr-15 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 GN20 = 2764 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-05 14:10 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin