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48827 (1997 YB)
Classification: Main-belt Asteroid          SPK-ID: 2048827
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2503689119280199 4.0814e-08  
a 3.058917077270315 1.4319e-08 au
q 2.293059336956107 1.2695e-07 au
i 1.525035941900234 3.9819e-06 deg
node 141.1937085173919 0.00014282 deg
peri 244.5940497673624 0.00014304 deg
M 99.66853031148462 7.1823e-06 deg
tp 2458459.489696239766
(2018-Dec-06.98969624)
3.757e-05 TDB
period 1954.114390420003
5.35
1.3721e-05
3.757e-08
d
yr
n .1842266766801836 1.2936e-09 deg/d
Q 3.824774817584523 1.7905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1378  
   data-arc span      10474 days (28.68 yr)  
   first obs. used      1991-09-06  
   last obs. used      2020-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49611  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:35:34  

Additional Information
 Earth MOID = 1.29779 au 
 Jupiter MOID = 1.62898 au 
 T_jup = 3.185 
[ 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 14.1   n/a MPO319666  
diameter diameter 8.289 km 0.562 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48827 (1997 YB)          Discovered 1997-Dec-18 by Kobayashi, T. at Oizumi
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 YB = 1991 RQ33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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