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2873 Binzel (1982 FR)
Classification: Main-belt Asteroid          SPK-ID: 2002873
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1583464908017547 1.6159e-08  
a 2.250889539955241 5.0175e-09 au
q 1.894469080120953 3.5913e-08 au
i 5.901100439179219 3.2084e-07 deg
node 100.9690544463891 9.0482e-06 deg
peri 168.2067241675234 1.0124e-05 deg
M 160.4942788230165 4.5343e-06 deg
tp 2458846.596155187891
(2019-Dec-29.09615519)
1.5314e-05 TDB
period 1233.473152963063
3.38
4.1243e-06
1.129e-08
d
yr
n .2918588046567563 9.7588e-10 deg/d
Q 2.60730999978953 5.812e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3253  
   data-arc span      31347 days (85.82 yr)  
   first obs. used      1935-05-24  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:35:16  

Additional Information
 Earth MOID = .878663 au 
 Jupiter MOID = 2.48061 au 
 T_jup = 3.604 
[ 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 12.87   n/a MPCxxxxx  
diameter diameter 6.426 km 0.471 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 2.7036 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.272   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B Sq   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

2873 Binzel (1982 FR)          Discovered 1982-Mar-28 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1982 FR = 1935 KH = 1935 MH = 1938 GA = 1959 RA1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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