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192642 (1999 RD32)
Classification: Apollo [NEO, PHA]          SPK-ID: 2192642
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 136 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7696825337383264 1.6027e-08  
a 2.644050673690398 1.1676e-08 au
q .6089710518318435 4.322e-08 au
i 6.797752731262706 6.5328e-06 deg
node 309.9537973597775 3.5896e-05 deg
peri 300.0020255455964 3.5559e-05 deg
M 318.0488790348678 4.5066e-06 deg
tp 2459183.497078937545
(2020-Nov-29.99707894)
2.0866e-05 TDB
period 1570.373970990472
4.30
1.0402e-05
2.848e-08
d
yr
n .2292447573955517 1.5185e-09 deg/d
Q 4.679130295548952 2.0663e-08 au
  Orbit Determination Parameters
   # obs. used (total)      565  
   # delay obs. used      5  
   # Doppler obs. used      4  
   data-arc span      9094 days (24.90 yr)  
   first obs. used      1995-01-02  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46656  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 11:35:36  

Additional Information
 Earth MOID = .0497232 au 
 Jupiter MOID = .673025 au 
 T_jup = 2.872 
[ show covariance matrix ]

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 16.3   n/a MPO245316  
rotation period rot_per 17.08 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D.; Megna, R. (2012) Minor Planet Bull. 39, 154.]
[Vaduvescu, O.; Aznar Macias, A.; Tudor, V.; Predatu, M.; et al. (2017) Earth, Moon, and Planets 120, 41-100.]

192642 (1999 RD32)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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