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175806 (1999 RE165)
Classification: Main-belt Asteroid          SPK-ID: 2175806
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1390308292871348 1.0758e-07  
a 3.186357809919907 3.5846e-08 au
q 2.743355841201204 3.5698e-07 au
i 14.99663891888623 1.0695e-05 deg
node 337.8489031600913 2.0281e-05 deg
peri 1.971436710575162 2.7811e-05 deg
M 271.4327675722422 2.1806e-05 deg
tp 2459711.605806154166
(2022-May-12.10580615)
0.00012983 TDB
period 2077.49621583335
5.69
3.5057e-05
9.598e-08
d
yr
n .1732855141955541 2.9242e-09 deg/d
Q 3.62935977863861 4.083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      348  
   data-arc span      7559 days (20.70 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-05-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6208  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:54  

Additional Information
 Earth MOID = 1.7328 au 
 Jupiter MOID = 1.76992 au 
 T_jup = 3.130 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457379.5 (2015-Dec-23.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1377507324578796 1.0757e-07  
q 2.749481484779364 3.5688e-07 au
tp 2457634.519681879032
(2016-Sep-03.01968188)
0.00011782 TDB
node 337.8678920124394 2.0284e-05 deg
peri 2.26816117518191 2.7918e-05 deg
i 14.99133477353675 1.0691e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      348  
   data-arc span      7559 days (20.70 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-05-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6208  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:54  

Additional Information
 Jupiter MOID = 1.76992 au 
 T_jup = 3.130 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.157227865416419E-14 -3.827172955396871E-14 3.072326280387015E-13 -2.070935359902888E-14 1.62864983439566E-13 1.589579222795771E-14
q -3.827172955396871E-14 1.273641311129276E-13 -8.804601906130703E-14 7.220196453078412E-14 -4.148577056662916E-13 -4.187412571457205E-14
tp 3.072326280387015E-13 -8.804601906130703E-14 1.388130911796394E-8 -2.092624705571763E-11 2.275590698580966E-9 6.650934992016E-12
node -2.070935359902888E-14 7.220196453078412E-14 -2.092624705571763E-11 4.114297776693649E-10 -4.000886143483821E-10 3.462387535591365E-11
peri 1.62864983439566E-13 -4.148577056662916E-13 2.275590698580966E-9 -4.000886143483821E-10 7.793986991116312E-10 -3.217608844224252E-11
i 1.589579222795771E-14 -4.187412571457205E-14 6.650934992016E-12 3.462387535591365E-11 -3.217608844224252E-11 1.143021055433493E-10

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 14.97   n/a E2021B55  
diameter diameter 6.753 km 0.260 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

175806 (1999 RE165)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ show close-approach data ]
Alternate Designations
 1999 RE165 = 2002 CA89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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