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914 Palisana (A919 NC)
Classification: Main-belt Asteroid          SPK-ID: 2000914
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2149708297146478 3.7051e-08  
a 2.45831771893672 6.4942e-09 au
q 1.929851119194673 9.2764e-08 au
i 25.21134961061496 3.268e-06 deg
node 255.7959393742294 1.0131e-05 deg
peri 48.92156303126396 1.3722e-05 deg
M 327.2595621579319 1.0801e-05 deg
tp 2458728.537570915670
(2019-Sep-02.03757092)
4.2532e-05 TDB
period 1407.84694914543
3.85
5.5787e-06
1.527e-08
d
yr
n .2557096140447097 1.0133e-09 deg/d
Q 2.986784318678767 7.8903e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2274  
   data-arc span      32197 days (88.15 yr)  
   first obs. used      1931-10-13  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40467  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 20:50:38  

Additional Information
 Earth MOID = .976532 au 
 Jupiter MOID = 2.31138 au 
 T_jup = 3.331 
[ 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 9.2   n/a MPO502161 IRAS observations used: 12
diameter diameter 76.190 km 0.486 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 15.922 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Riccioli, D.; Blanco, C.; Di Martino, M.; De Sanctis, G. (1995) Astron. Astrophys. Suppl. Ser. 111, 297-303.]
[Warner, B.D. (2009) Minor Planet Bull. 36, 70-73.]
geometric albedo albedo 0.095   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.741   0.031 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=17.18, mean=20.88, max.=25.76) deg.
U-B UB 0.368   0.028 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=17.18, mean=20.88, max.=25.76) deg.
Tholen spectral type spec_T CU   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

914 Palisana (A919 NC)          Discovered 1919-Jul-04 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A919 NC = A904 PB = A916 WC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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