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JPL Small-Body Database Browser
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35737 (1999 GN20)
Classification: Main-belt Asteroid          SPK-ID: 2035737
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2114430496739657 3.0165e-08  
a 2.358429806743509 9.348e-09 au
q 1.85975621596368 7.1595e-08 au
i 5.336218204434027 5.1482e-06 deg
node 177.3419958844427 3.8096e-05 deg
peri 71.03398304743789 4.0276e-05 deg
M 163.2922327138126 1.3331e-05 deg
tp 2458000.438330681691
(2017-Sep-03.93833068)
4.7594e-05 TDB
period 1322.917798136752
3.62
7.8654e-06
2.153e-08
d
yr
n .2721257515070382 1.6179e-09 deg/d
Q 2.857103397523337 1.1325e-08 au
  Orbit Determination Parameters
   # obs. used (total)      879  
   data-arc span      21310 days (58.34 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56333  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:48:29  

Additional Information
 Earth MOID = .854441 au 
 Jupiter MOID = 2.18901 au 
 T_jup = 3.517 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456728.5 (2014-Mar-12.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2115225628379249 3.0076e-08  
q 1.859414197932392 7.1368e-08 au
tp 2456678.538252975762
(2014-Jan-21.03825298)
4.5493e-05 TDB
node 177.3507647034682 3.8091e-05 deg
peri 71.16923125596685 4.028e-05 deg
i 5.336195870412817 5.1494e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      879  
   data-arc span      21310 days (58.34 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56333  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:48:29  

Additional Information
 Jupiter MOID = 2.18901 au 
 T_jup = 3.517 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.045838533206793E-16 -2.135022426518845E-15 -1.699308735529992E-13 5.705470906730424E-16 -5.50609260922445E-14 -1.394514817891586E-17
q -2.135022426518845E-15 5.093391952664012E-15 4.65393369075485E-13 -2.656364133154617E-15 1.484278280654316E-13 4.254306294795776E-16
tp -1.699308735529992E-13 4.65393369075485E-13 2.069630680403192E-9 -1.464176343288516E-11 6.037771187129779E-10 2.098633670758482E-13
node 5.705470906730424E-16 -2.656364133154617E-15 -1.464176343288516E-11 1.450945948585701E-9 -1.448439360429858E-9 -1.952590503321047E-11
peri -5.50609260922445E-14 1.484278280654316E-13 6.037771187129779E-10 -1.448439360429858E-9 1.622508389700872E-9 1.953806025422863E-11
i -1.394514817891586E-17 4.254306294795776E-16 2.098633670758482E-13 -1.952590503321047E-11 1.953806025422863E-11 2.65164347189651E-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 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 ]
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