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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1726750989405898 4.2373e-08  
a 3.128882390564104 1.5009e-08 au
q 2.588602314199978 1.3163e-07 au
i 11.24504041234535 4.1838e-06 deg
node 86.33209024078461 2.2397e-05 deg
peri 316.43083601955 2.5113e-05 deg
M 237.8348773068497 1.3651e-05 deg
tp 2459686.504587843543
(2022-Apr-17.00458784)
7.9636e-05 TDB
period 2021.539750293414
5.53
1.4545e-05
3.982e-08
d
yr
n .1780820782513667 1.2813e-09 deg/d
Q 3.669162466928229 1.76e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2453  
   data-arc span      29738 days (81.42 yr)  
   first obs. used      1938-08-31  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40875  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:04:11  

Additional Information
 Earth MOID = 1.61187 au 
 Jupiter MOID = 1.75786 au 
 T_jup = 3.161 
[ 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-August); 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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