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277244 (2005 RZ23)
Classification: Main-belt Asteroid          SPK-ID: 2277244
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2653265930486783 1.0634e-07  
a 2.394740898297792 1.1365e-08 au
q 1.759352454518107 2.5891e-07 au
i 25.90209014955364 6.5854e-06 deg
node 206.8914187629845 9.8823e-06 deg
peri 195.1840370900951 1.3253e-05 deg
M 228.388125022886 1.074e-05 deg
tp 2459095.355953245596
(2020-Sep-02.85595325)
4.2898e-05 TDB
period 1353.587153130315
3.71
9.6355e-06
2.638e-08
d
yr
n .2659599710055326 1.8932e-09 deg/d
Q 3.030129342077477 1.438e-08 au
  Orbit Determination Parameters
   # obs. used (total)      449  
   data-arc span      6515 days (17.84 yr)  
   first obs. used      2001-10-17  
   last obs. used      2019-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51455  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:46:41  

Additional Information
 Earth MOID = .772163 au 
 Jupiter MOID = 2.42187 au 
 T_jup = 3.350 
[ 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 15.7   n/a MPO433793  
diameter diameter 2.170 km 0.255 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.237   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277244 (2005 RZ23)          Discovered 2005-Sep-10 by LONEOS at Anderson Mesa
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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