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JPL Small-Body Database Browser
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74714 (1999 RP157)
Classification: Main-belt Asteroid          SPK-ID: 2074714
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1429366686031265 3.6152e-08  
a 2.311659830122172 1.1022e-08 au
q 1.981238875060839 8.2575e-08 au
i 7.60501025287035 3.9605e-06 deg
node 134.1916178626544 3.5534e-05 deg
peri 195.684090120463 3.9433e-05 deg
M 218.4799594243381 1.8422e-05 deg
tp 2459105.161018647321
(2020-Sep-12.66101865)
6.7467e-05 TDB
period 1283.761409154654
3.51
9.1816e-06
2.514e-08
d
yr
n .2804259400795175 2.0056e-09 deg/d
Q 2.642080785183504 1.2598e-08 au
  Orbit Determination Parameters
   # obs. used (total)      611  
   data-arc span      9215 days (25.23 yr)  
   first obs. used      1994-01-10  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56687  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:52:01  

Additional Information
 Earth MOID = .970068 au 
 Jupiter MOID = 2.68285 au 
 T_jup = 3.559 
[ 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 16.1   n/a MPO432299  

74714 (1999 RP157)          Discovered 1999-Sep-09 by LINEAR at Socorro
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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