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1303 Luthera (1928 FP)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001303
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 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .103719407178237 2.0594e-08  
a 3.227295860572396 1.3782e-08 au
q 2.892562647125049 6.3369e-08 au
i 19.49256344806561 7.6965e-07 deg
node 72.03656226267866 1.2023e-06 deg
peri 100.6512228181784 8.2911e-06 deg
M 74.92178847429578 8.4622e-06 deg
tp 2458955.780533673189
(2020-Apr-16.28053367)
4.8541e-05 TDB
period 2117.661779150997
5.80
1.3565e-05
3.714e-08
d
yr
n .1699988182930371 1.089e-09 deg/d
Q 3.562029074019743 1.5212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3248  
   data-arc span      34035 days (93.18 yr)  
   first obs. used      1928-04-20  
   last obs. used      2021-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38745  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 12:13:13  

Additional Information
 Earth MOID = 1.97245 au 
 Jupiter MOID = 1.67474 au 
 T_jup = 3.089 
[ 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 9.53   n/a E2021B10  
diameter diameter 81.685 km 0.494 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 8.3281 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2020) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Stephens, R.D.; Warner, B.D. (2020) Minor Planet Bull. 47, 275-284.]
geometric albedo albedo 0.024   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1303 Luthera (1928 FP)          Discovered 1928-Mar-16 by Schwassmann, A. at Bergedorf
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1928 FP = 1926 XD = 1928 HH = 1972 VP1 = A917 KC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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