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JPL Small-Body Database Browser
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1771 Makover (1968 BD)
Classification: Main-belt Asteroid          SPK-ID: 2001771
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .174680071296955 4.2665e-08  
a 3.123109298461619 1.5394e-08 au
q 2.57756434353816 1.3204e-07 au
i 11.24988338416518 4.3067e-06 deg
node 86.32801758205775 2.2733e-05 deg
peri 316.6813197180712 2.5436e-05 deg
M 166.2535132521519 1.3312e-05 deg
tp 2457669.504605308388
(2016-Oct-08.00460531)
7.1306e-05 TDB
period 2015.947425908861
5.52
1.4905e-05
4.081e-08
d
yr
n .1785760855532723 1.3203e-09 deg/d
Q 3.668654253385078 1.8083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2441  
   data-arc span      29571 days (80.96 yr)  
   first obs. used      1938-08-31  
   last obs. used      2019-08-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41018  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-23 19:20:03  

Additional Information
 Earth MOID = 1.60032 au 
 Jupiter MOID = 1.75698 au 
 T_jup = 3.162 
[ 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 10.4   n/a MPO439080  
diameter diameter 46.886 km 0.293 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 11.26 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Ferrero, A. (2012) Minor Planet Bull. 39, 65-67.]
geometric albedo albedo 0.072   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1771 Makover (1968 BD)          Discovered 1968-Jan-24 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1968 BD = 1937 LM = 1938 QJ = 1941 FH = 1950 XW = 1952 FU = 1958 HF = 1961 XV = 1966 UC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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