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709 Fringilla (A911 CC)
Classification: Main-belt Asteroid          SPK-ID: 2000709
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 83 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1126778406969656 5.1465e-08  
a 2.916201897871888 9.5525e-09 au
q 2.587610564983291 1.4837e-07 au
i 16.26181286555204 4.9086e-06 deg
node 324.3778601841075 1.3234e-05 deg
peri 19.28373634118238 2.1392e-05 deg
M 131.9697781944157 1.6215e-05 deg
tp 2458333.698151248971
(2018-Aug-03.19815125)
8.1484e-05 TDB
period 1818.966954666959
4.98
8.9375e-06
2.447e-08
d
yr
n .1979145355424632 9.7245e-10 deg/d
Q 3.244793230760485 1.0629e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2692  
   data-arc span      41708 days (114.19 yr)  
   first obs. used      1906-02-16  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41121  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:11:17  

Additional Information
 Earth MOID = 1.58312 au 
 Jupiter MOID = 2.14141 au 
 T_jup = 3.212 
[ 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 9.1   n/a MPO502159 IRAS observations used: 10
diameter diameter 95.173 km 0.809 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 52.4 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Harris, A.W.; Young, J.W. (1980) Icarus 43, 20-32.]
geometric albedo albedo 0.034   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.715   0.018 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=4.53, mean=12.32, max.=16.64) deg.
U-B UB 0.326   0.016 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=4.53, mean=12.32, max.=16.64) deg.
Tholen spectral type spec_T X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

709 Fringilla (A911 CC)          Discovered 1911-Feb-03 by Helffrich, J. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A911 CC = 1948 PK1 = 1956 CA = A906 DA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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