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1364 Safara (1935 VB)
Classification: Main-belt Asteroid          SPK-ID: 2001364
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06627697251394998 3.4864e-08  
a 3.013887901716504 1.5053e-08 au
q 2.814136536094312 1.0542e-07 au
i 11.48778358184412 4.8179e-06 deg
node 63.98392669684928 2.2561e-05 deg
peri 220.7920981512962 4.8428e-05 deg
M 121.4050016149927 4.4449e-05 deg
tp 2457955.999664262206
(2017-Jul-21.49966426)
0.00023521 TDB
period 1911.124894190134
5.23
1.4318e-05
3.92e-08
d
yr
n .1883707344791587 1.4113e-09 deg/d
Q 3.213639267338695 1.6051e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2191  
   data-arc span      32048 days (87.74 yr)  
   first obs. used      1932-03-10  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45642  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 20:58:37  

Additional Information
 Earth MOID = 1.80818 au 
 Jupiter MOID = 1.87902 au 
 T_jup = 3.215 
[ 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 10.7   n/a MPO267712  
diameter diameter 21.197 km 0.201 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 7.25 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2010) Minor Planet Bull. 37, 112-118.]
[Hanus, J.; Delbo, M.; Ali-Lagoa, V.; Bolin, B.; et al. (2018) Icarus 299, 84-96.]
geometric albedo albedo 0.087   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1364 Safara (1935 VB)          Discovered 1935-Nov-18 by Boyer, L. at Algiers
Discovery is clearly Nov. 18. By error the preliminary designation 1935 VB instead of a W designation was assigned.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1935 VB = 1932 EK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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