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JPL Small-Body Database Browser
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74627 (1999 RP42)
Classification: Main-belt Asteroid          SPK-ID: 2074627
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2349819489051816 6.3935e-08  
a 2.347703267463892 8.1124e-09 au
q 1.796035378224164 1.518e-07 au
i 9.393449456851394 6.8879e-06 deg
node 51.30596973621773 2.581e-05 deg
peri 10.83917729736634 2.9531e-05 deg
M 132.1285410432204 1.2687e-05 deg
tp 2458118.266505093938
(2017-Dec-30.76650509)
4.5627e-05 TDB
period 1313.902785843938
3.60
6.8102e-06
1.865e-08
d
yr
n .2739928736575187 1.4202e-09 deg/d
Q 2.89937115670362 1.0019e-08 au
  Orbit Determination Parameters
   # obs. used (total)      794  
   data-arc span      7179 days (19.66 yr)  
   first obs. used      1999-09-14  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49718  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:41:44  

Additional Information
 Earth MOID = .809327 au 
 Jupiter MOID = 2.45354 au 
 T_jup = 3.505 
[ 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 15.6   n/a MPO474632  

74627 (1999 RP42)          Discovered 1999-Sep-14 by Korlevic, K. at Visnjan
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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