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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 | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1586051671627968 3.6776e-08  
a 2.251032860107885 6.1158e-09 au
q 1.894007417041525 8.3683e-08 au
i 5.901255441135259 3.7114e-06 deg
node 100.9683911100052 3.7792e-05 deg
peri 168.241367502827 3.9729e-05 deg
M 44.85812187813741 1.3235e-05 deg
tp 2458846.787295139663
(2019-Dec-29.28729514)
4.5207e-05 TDB
period 1233.590962636595
3.38
5.0273e-06
1.376e-08
d
yr
n .2918309317300444 1.1893e-09 deg/d
Q 2.608058303174245 7.0858e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2556  
   data-arc span      31058 days (85.03 yr)  
   first obs. used      1935-05-24  
   last obs. used      2020-06-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45816  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:50:44  

Additional Information
 Earth MOID = .878287 au 
 Jupiter MOID = 2.48221 au 
 T_jup = 3.603 
[ 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 12.8   n/a MPO473804  
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. 2019-August); 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

[ show close-approach data ]
Alternate Designations
 1982 FR = 1935 KH = 1935 MH = 1938 GA = 1959 RA1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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