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56550 (2000 HZ77)
Classification: Main-belt Asteroid          SPK-ID: 2056550
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1805754288617104 4.6815e-08  
a 2.231068541722804 8.6075e-09 au
q 1.828192382981338 1.046e-07 au
i 5.124954922267068 3.9442e-06 deg
node 246.6847957390119 5.249e-05 deg
peri 114.3945126757099 5.3668e-05 deg
M 219.2618324886737 1.566e-05 deg
tp 2459476.357794126716
(2021-Sep-18.85779413)
5.4997e-05 TDB
period 1217.216402024215
3.33
7.0441e-06
1.929e-08
d
yr
n .295756777021181 1.7116e-09 deg/d
Q 2.633944700464271 1.0162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1031  
   data-arc span      7830 days (21.44 yr)  
   first obs. used      1998-12-15  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52252  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:58:50  

Additional Information
 Earth MOID = .832788 au 
 Jupiter MOID = 2.8464 au 
 T_jup = 3.615 
[ 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 15.2   n/a MPO459239  
diameter diameter 2.379 km 0.572 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.216   0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56550 (2000 HZ77)          Discovered 2000-Apr-28 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 HZ77 = 1998 XM82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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