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JPL Small-Body Database Browser
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2696 Magion (1980 HB)
Classification: Main-belt Asteroid          SPK-ID: 2002696
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .11445265981306 3.9691e-08  
a 2.449834802244501 9.3968e-09 au
q 2.169444693025016 9.7231e-08 au
i 25.34309874828319 4.3513e-06 deg
node 186.1493129759743 1.0064e-05 deg
peri 283.7915010457865 2.0613e-05 deg
M 240.6648142454945 1.9109e-05 deg
tp 2459464.768950140553
(2021-Sep-07.26895014)
7.502e-05 TDB
period 1400.566153174891
3.83
8.0582e-06
2.206e-08
d
yr
n .2570389118599856 1.4789e-09 deg/d
Q 2.730224911463985 1.0472e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2057  
   data-arc span      24895 days (68.16 yr)  
   first obs. used      1951-09-30  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39007  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:28:34  

Additional Information
 Earth MOID = 1.28974 au 
 Jupiter MOID = 2.45216 au 
 T_jup = 3.356 
[ 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 12.2   n/a MPO347541  
diameter diameter 25.418 km 0.186 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 480. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Galad, A.; Kornos, L.; Gajdos, S. (2009) Minor Planet Bull. 36, 13-15.]
geometric albedo albedo 0.034   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2696 Magion (1980 HB)          Discovered 1980-Apr-16 by Brozek, L. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1980 HB = 1951 SK = 1953 GC = 1978 TN7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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