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74620 (1999 RZ27)
Classification: Main-belt Asteroid          SPK-ID: 2074620
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1070043102210578 5.1156e-08  
a 2.268476570443108 1.0589e-08 au
q 2.025739799770212 1.1919e-07 au
i 3.905413214118299 4.7428e-06 deg
node 289.2117150743916 7.3162e-05 deg
peri 51.49778269676457 7.5812e-05 deg
M 27.22887566804408 2.1051e-05 deg
tp 2458906.109761790172
(2020-Feb-26.60976179)
7.2765e-05 TDB
period 1247.957725827724
3.42
8.7379e-06
2.392e-08
d
yr
n .2884713100046921 2.0198e-09 deg/d
Q 2.511213341116003 1.1722e-08 au
  Orbit Determination Parameters
   # obs. used (total)      571  
   data-arc span      9354 days (25.61 yr)  
   first obs. used      1994-01-09  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59708  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:43:54  

Additional Information
 Earth MOID = 1.01952 au 
 Jupiter MOID = 2.81048 au 
 T_jup = 3.604 
[ 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 16.2   n/a MPO280227  

74620 (1999 RZ27)          Discovered 1999-Sep-08 by Mikuz, H. at Crni Vrh
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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