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56776 (2000 OQ38)
Classification: Main-belt Asteroid          SPK-ID: 2056776
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1536617722206103 5.0671e-08  
a 2.550313275976459 1.2146e-08 au
q 2.158427618272166 1.3239e-07 au
i 13.31198374666945 3.7324e-06 deg
node 191.7676593210712 2.2787e-05 deg
peri 84.58295294373009 2.5397e-05 deg
M 342.7392781920688 1.1467e-05 deg
tp 2459071.825557791454
(2020-Aug-10.32555779)
4.7398e-05 TDB
period 1487.608750702705
4.07
1.0627e-05
2.91e-08
d
yr
n .2419991142361498 1.7288e-09 deg/d
Q 2.942198933680752 1.4012e-08 au
  Orbit Determination Parameters
   # obs. used (total)      924  
   data-arc span      7807 days (21.37 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51921  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 05:12:30  

Additional Information
 Earth MOID = 1.1919 au 
 Jupiter MOID = 2.25965 au 
 T_jup = 3.387 
[ 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 14.9   n/a MPO436180  
diameter diameter 3.552 km 0.856 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.185   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56776 (2000 OQ38)          Discovered 2000-Jul-30 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1934-Feb-15 01:45 00:02 Iris 0.0177198524315356 0.0177067831788778 0.0177329267457412 7.5025498632994 7.50254982005757 2427483.572880835 1.66672415098201 806.154752014546 64.1023908481621 -36.188097630649 24555.1248779186 T 25 CATAB v2.0f-lin.ifort 2020-Aug-25 05:12:43 2020-Aug-25 05:12
2045-Jul-20 10:51 < 00:01 Eunom 0.0115838149837399 0.0115758383497447 0.0115917923420202 8.74220895501276 8.74220881639429 2468181.951754591 0.525280143274731 423.488560380857 49.314144714426 -20.2434749792659 12745.4216249538 T 25 CATAB v2.0f-lin.ifort 2020-Aug-25 05:12:43 2020-Aug-25 05:12
2129-Jul-04 08:25 00:02 Iris 0.0378076848268501 0.0378024780540927 0.0378129058464113 7.72180915787497 7.7218091381837 2498845.850479520 2.23056418961175 1223.42379921954 65.299376645684 -78.1134653513435 84749.9888404497 T 25 CATAB v2.0f-lin.ifort 2020-Aug-25 05:12:43 2020-Aug-25 05:12

Alternate Designations
 2000 OQ38 = 1999 FQ41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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