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30547 (2001 OS44)
Classification: Main-belt Asteroid          SPK-ID: 2030547
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06684979986769161 4.1741e-08  
a 2.675277217748862 1.3593e-08 au
q 2.496435471151756 1.0827e-07 au
i 15.11224964655154 4.0122e-06 deg
node 112.1025116875149 1.3911e-05 deg
peri 241.1950735617916 3.1855e-05 deg
M 123.6781114098444 2.8417e-05 deg
tp 2458651.411993460199
(2019-Jun-16.91199346)
0.00012561 TDB
period 1598.275394902209
4.38
1.2181e-05
3.335e-08
d
yr
n .2252427842837603 1.7166e-09 deg/d
Q 2.854118964345969 1.4501e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1051  
   data-arc span      9052 days (24.78 yr)  
   first obs. used      1996-06-07  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46883  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:30:03  

Additional Information
 Earth MOID = 1.51806 au 
 Jupiter MOID = 2.47249 au 
 T_jup = 3.326 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.86   n/a MPCxxxxx  
diameter diameter 3.293 km 0.484 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.235   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30547 (2001 OS44)          Discovered 2001-Jul-23 by JPL/GEODSS NEAT at Haleakala
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 OS44 = 1996 LD2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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