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JPL Small-Body Database Browser
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35947 (1999 KT5)
Classification: Main-belt Asteroid          SPK-ID: 2035947
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .102750250013086 5.7615e-08  
a 2.571877476232143 1.3411e-08 au
q 2.307616422546266 1.4195e-07 au
i 14.69227950840277 5.294e-06 deg
node 212.9285340257289 1.5569e-05 deg
peri 181.1623912490666 2.4966e-05 deg
M 248.6754658836261 2.0917e-05 deg
tp 2459466.367297116675
(2021-Sep-08.86729712)
8.8652e-05 TDB
period 1506.51631550224
4.12
1.1784e-05
3.226e-08
d
yr
n .2389618992476585 1.8691e-09 deg/d
Q 2.83613852991802 1.4789e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1172  
   data-arc span      11192 days (30.64 yr)  
   first obs. used      1988-11-03  
   last obs. used      2019-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53789  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:00:11  

Additional Information
 Earth MOID = 1.31398 au 
 Jupiter MOID = 2.5916 au 
 T_jup = 3.376 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456712.5 (2014-Feb-24.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1031161069891609 5.7644e-08  
q 2.306449223580585 1.4188e-07 au
tp 2456459.732804814678
(2013-Jun-16.23280481)
8.3679e-05 TDB
node 213.0263324081804 1.556e-05 deg
peri 182.1104900834627 2.4859e-05 deg
i 14.69632253048226 5.2959e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1172  
   data-arc span      11192 days (30.64 yr)  
   first obs. used      1988-11-03  
   last obs. used      2019-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53789  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:00:11  

Additional Information
 Jupiter MOID = 2.5916 au 
 T_jup = 3.376 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.322887747860477E-15 -8.157227326428398E-15 5.97740982587694E-13 1.841756416477748E-14 5.025802247329467E-14 -7.776527635810101E-15
q -8.157227326428398E-15 2.012936969720059E-14 -1.524632829955313E-12 -4.542471187090492E-14 -1.327414683743983E-13 1.904718907737114E-14
tp 5.97740982587694E-13 -1.524632829955313E-12 7.002244043856533E-9 2.067139135499921E-11 1.629575977227478E-9 -4.180452502856784E-12
node 1.841756416477748E-14 -4.542471187090492E-14 2.067139135499921E-11 2.421278538108658E-10 -2.294120962571835E-10 4.895209931368327E-12
peri 5.025802247329467E-14 -1.327414683743983E-13 1.629575977227478E-9 -2.294120962571835E-10 6.179563751978307E-10 -5.561099068422762E-12
i -7.776527635810101E-15 1.904718907737114E-14 -4.180452502856784E-12 4.895209931368327E-12 -5.561099068422762E-12 2.804630542316827E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2   n/a MPO474214  
diameter diameter 4.254 km 0.257 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.224   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35947 (1999 KT5)          Discovered 1999-May-16 by Spacewatch at Kitt Peak
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 KT5 = 1988 VO7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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