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70269 (1999 RR97)
Classification: Main-belt Asteroid          SPK-ID: 2070269
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08747400240583852 4.1283e-08  
a 2.384035967898657 8.6402e-09 au
q 2.175494799907085 9.9686e-08 au
i .5856149553980251 4.1683e-06 deg
node 196.3980628595147 0.00031577 deg
peri 194.3472321685693 0.00031639 deg
M 253.0512561391609 2.2008e-05 deg
tp 2459599.930127640262
(2022-Jan-20.43012764)
8.3408e-05 TDB
period 1344.521130024671
3.68
7.3092e-06
2.001e-08
d
yr
n .2677533226966796 1.4556e-09 deg/d
Q 2.59257713589023 9.396e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1104  
   data-arc span      10147 days (27.78 yr)  
   first obs. used      1992-11-24  
   last obs. used      2020-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55676  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:01:24  

Additional Information
 Earth MOID = 1.17946 au 
 Jupiter MOID = 2.74463 au 
 T_jup = 3.531 
[ 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 15.83   n/a E2021B10  
diameter diameter 1.970 km 0.437 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.165   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70269 (1999 RR97)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RR97 = 2001 DG43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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