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22711 (1998 RZ75)
Classification: Main-belt Asteroid          SPK-ID: 2022711
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05829621482279567 3.1223e-08  
a 2.991251137604989 1.4832e-08 au
q 2.816872518698237 9.2761e-08 au
i 9.81455280816431 3.7241e-06 deg
node 169.9550263545107 2.1327e-05 deg
peri 128.9587797393681 4.0471e-05 deg
M 169.6167171980762 3.5467e-05 deg
tp 2458310.184581007481
(2018-Jul-10.68458101)		 0.00018455 TDB
period 1889.634206650841
5.17		 1.4055e-05
3.848e-08		 d
yr
n .1905130626514528 1.417e-09 deg/d
Q 3.165629756511742 1.5697e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2016  
   data-arc span      9128 days (24.99 yr)  
   first obs. used      1996-03-17  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51002  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:10:17  

Additional Information
 Earth MOID = 1.8123 au 
 Jupiter MOID = 2.00728 au 
 T_jup = 3.231 
[ 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 13.57   n/a E2021B10  
diameter diameter 7.000 km 0.357 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.157   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22711 (1998 RZ75)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RZ75 = 2000 AR174 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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