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2551 Decabrina (1976 YX1)
Classification: Main-belt Asteroid          SPK-ID: 2002551
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1699900787948052 1.0612e-08  
a 3.152489926983622 1.2555e-08 au
q 2.616597915895846 3.5638e-08 au
i .6108923133580205 7.7496e-07 deg
node 8.853232654911102 8.0119e-05 deg
peri 36.00221014222922 8.2321e-05 deg
M 21.61139335751913 6.715e-06 deg
tp 2459273.767591857871
(2021-Feb-28.26759186)
3.8235e-05 TDB
period 2044.461742944216
5.60
1.2213e-05
3.344e-08
d
yr
n .1760854666233893 1.0519e-09 deg/d
Q 3.688381938071398 1.4689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2549  
   data-arc span      25905 days (70.92 yr)  
   first obs. used      1950-04-17  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46689  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:20:34  

Additional Information
 Earth MOID = 1.62534 au 
 Jupiter MOID = 1.71547 au 
 T_jup = 3.185 
[ 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 12.56   n/a MPCxxxxx  
diameter diameter 15.739 km 0.150 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2551 Decabrina (1976 YX1)          Discovered 1976-Dec-16 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1976 YX1 = 1955 BV 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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