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5088 Tancredi (1979 QZ1)
Classification: Main-belt Asteroid          SPK-ID: 2005088
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 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1572578595099407 1.9938e-08  
a 3.104305042044655 1.2294e-08 au
q 2.616128675866796 6.1505e-08 au
i .584011987654883 1.7894e-06 deg
node 5.724813839542483 4.385e-05 deg
peri 84.30825602723323 3.9737e-05 deg
M 117.685457374003 8.1949e-06 deg
tp 2458743.421613585597
(2019-Sep-16.92161359)
4.4165e-05 TDB
period 1997.7678156275
5.47
1.1867e-05
3.249e-08
d
yr
n .1802011210631721 1.0705e-09 deg/d
Q 3.592481408222513 1.4227e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3032  
   data-arc span      15284 days (41.85 yr)  
   first obs. used      1979-08-22  
   last obs. used      2021-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42658  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-07 23:38:31  

Additional Information
 Earth MOID = 1.63281 au 
 Jupiter MOID = 1.60966 au 
 T_jup = 3.202 
[ 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 12.66   n/a E2021B10  
diameter diameter 15.939 km 0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.0591 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Tancredi, G.; Bruzzone, S.; Roland S.; Salvo, R.; Martinez, M. (2012) Minor Planet Bull. 39, 14-15.]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.070   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5088 Tancredi (1979 QZ1)          Discovered 1979-Aug-22 by Lagerkvist, C.-I. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1979 QZ1 = 1982 DP6 = 1985 RS3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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