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2736 Ops (1979 OC)
Classification: Main-belt Asteroid          SPK-ID: 2002736
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08533705713900319 3.3665e-08  
a 2.290251233524162 7.8307e-09 au
q 2.094807933146238 8.0642e-08 au
i 7.460780241977455 3.6097e-06 deg
node 255.494566822113 2.7088e-05 deg
peri 65.08697762374383 3.5856e-05 deg
M 277.4724586879659 2.4134e-05 deg
tp 2459290.714776670299
(2021-Mar-17.21477667)
8.4974e-05 TDB
period 1265.969129096943
3.47
6.4928e-06
1.778e-08
d
yr
n .2843671237519035 1.4584e-09 deg/d
Q 2.485694533902087 8.4989e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2349  
   data-arc span      15054 days (41.22 yr)  
   first obs. used      1979-07-23  
   last obs. used      2020-10-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4448  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:06:33  

Additional Information
 Earth MOID = 1.094 au 
 Jupiter MOID = 2.71922 au 
 T_jup = 3.583 
[ 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 13.2   n/a MPO467652  
diameter diameter 3.976 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 10.7 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Owings, L.E. (2018) Minor Planet Bull. 45, 227-231.]
geometric albedo albedo 0.848   0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
SMASSII spectral type spec_B Xc   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

2736 Ops (1979 OC)          Discovered 1979-Jul-23 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1979 OC = 1983 VU1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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