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5376 (1990 DD)
Classification: Main-belt Asteroid          SPK-ID: 2005376
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1767806602393494 3.1788e-08  
a 2.412905751579535 8.2844e-09 au
q 1.986350679719981 7.5146e-08 au
i 12.46040075800259 5.8538e-06 deg
node 332.2252569000016 1.4594e-05 deg
peri 98.85002107849105 2.2622e-05 deg
M 89.58433432742241 1.7038e-05 deg
tp 2458659.826356748446
(2019-Jun-25.32635675)
6.4233e-05 TDB
period 1369.017390052957
3.75
7.0506e-06
1.93e-08
d
yr
n .2629623280286267 1.3543e-09 deg/d
Q 2.839460823439089 9.749e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2134  
   data-arc span      18045 days (49.40 yr)  
   first obs. used      1971-01-20  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40393  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:19:39  

Additional Information
 Earth MOID = 1.04494 au 
 Jupiter MOID = 2.49945 au 
 T_jup = 3.465 
[ 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 13.3   n/a MPO452242  
diameter diameter 8.943 km 0.194 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.2346 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Galad, A.; Kornos, L.; Gajdos, S. (2009) Minor Planet Bull. 36, 13-15.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.139   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5376 (1990 DD)          Discovered 1990-Feb-16 by Ueda and Kaneda at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1990 DD = 1971 BB = 1975 FZ = 1988 QX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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