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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2113538433168718 3.0004e-08  
a 2.358307814880588 9.3628e-09 au
q 1.859870394481362 7.1255e-08 au
i 5.336375934489113 5.051e-06 deg
node 177.3259629421463 3.81e-05 deg
peri 71.10845605095247 4.0226e-05 deg
M 272.0573441082647 1.3555e-05 deg
tp 2459323.644105714957
(2021-Apr-19.14410572)
5.0736e-05 TDB
period 1322.815155828345
3.62
7.8777e-06
2.157e-08
d
yr
n .2721468667892366 1.6207e-09 deg/d
Q 2.856745235279814 1.1342e-08 au
  Orbit Determination Parameters
   # obs. used (total)      896  
   data-arc span      21653 days (59.28 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55312  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 05:09:59  

Additional Information
 Earth MOID = .854742 au 
 Jupiter MOID = 2.18954 au 
 T_jup = 3.517 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456764.5 (2014-Apr-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2115425990796691 2.9931e-08  
q 1.859411595984997 7.1083e-08 au
tp 2456678.539131002484
(2014-Jan-21.03913100)
4.5083e-05 TDB
node 177.3500254277172 3.8097e-05 deg
peri 71.17008142665651 4.0228e-05 deg
i 5.336204476489222 5.052e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      896  
   data-arc span      21653 days (59.28 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55312  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 05:09:59  

Additional Information
 Jupiter MOID = 2.18954 au 
 T_jup = 3.517 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.958482370678368E-16 -2.116161181566119E-15 -1.512192390725587E-13 5.386856224641536E-16 -4.862207114779789E-14 1.711716087179928E-17
q -2.116161181566119E-15 5.052728250974739E-15 4.248271472590127E-13 -2.608113838512302E-15 1.344873010430155E-13 3.434308514546177E-16
tp -1.512192390725587E-13 4.248271472590127E-13 2.032475949196376E-9 -1.452030142595497E-11 5.906658086895426E-10 3.675804826209452E-13
node 5.386856224641536E-16 -2.608113838512302E-15 -1.452030142595497E-11 1.451344902228144E-9 -1.448795973865063E-9 -1.995416101806164E-11
peri -4.862207114779789E-14 1.344873010430155E-13 5.906658086895426E-10 -1.448795973865063E-9 1.618303838735148E-9 2.001060674934362E-11
i 1.711716087179928E-17 3.434308514546177E-16 3.675804826209452E-13 -1.995416101806164E-11 2.001060674934362E-11 2.552235788724685E-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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