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187805 (1999 RR32)
Classification: Main-belt Asteroid          SPK-ID: 2187805
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .177696839747921 4.6684e-08  
a 2.16698830739253 7.394e-09 au
q 1.781921333398181 1.0124e-07 au
i 1.557123465877413 4.3423e-06 deg
node 143.6809451202919 0.00015524 deg
peri 203.444624406921 0.00015577 deg
M 242.0015693746284 1.1408e-05 deg
tp 2459582.406464141391
(2022-Jan-02.90646414)
3.7522e-05 TDB
period 1165.153861472958
3.19
5.9635e-06
1.633e-08
d
yr
n .308972069615679 1.5814e-09 deg/d
Q 2.55205528138688 8.7079e-09 au
  Orbit Determination Parameters
   # obs. used (total)      386  
   data-arc span      7481 days (20.48 yr)  
   first obs. used      1999-08-22  
   last obs. used      2020-02-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60019  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:54  

Additional Information
 Earth MOID = .773318 au 
 Jupiter MOID = 2.85685 au 
 T_jup = 3.671 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.58   n/a E2021B55  

187805 (1999 RR32)          Discovered 1999-Sep-08 by Osservatorio San Vittore at Bologna
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

Alternate Designations
 1999 RR32 = 2002 PE13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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