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4777 Aksenov (1976 SM2)
Classification: Main-belt Asteroid          SPK-ID: 2004777
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1302702665070054 3.3669e-08  
a 2.174600623709313 5.7648e-09 au
q 1.8913148209124 7.2711e-08 au
i 1.325251389126006 3.6008e-06 deg
node 194.8598015568907 0.00013816 deg
peri 168.3640988656074 0.0001391 deg
M 222.4306551778782 1.8655e-05 deg
tp 2459448.096680926027
(2021-Aug-21.59668093)
6.1617e-05 TDB
period 1171.298775477329
3.21
4.6577e-06
1.275e-08
d
yr
n .3073511281127159 1.2222e-09 deg/d
Q 2.457886426506224 6.5158e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2394  
   data-arc span      15966 days (43.71 yr)  
   first obs. used      1976-09-24  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46909  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:13:14  

Additional Information
 Earth MOID = .888768 au 
 Jupiter MOID = 2.9885 au 
 T_jup = 3.674 
[ 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 MPO358676  
diameter diameter 3.861 km 0.315 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.298   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4777 Aksenov (1976 SM2)          Discovered 1976-Sep-24 by Chernykh, N. S. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1976 SM2 = 1979 OQ15 = 1989 UX2 = 2010 KR130 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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