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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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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0663089565677402 3.4733e-08  
a 3.014090588809691 1.4792e-08 au
q 2.814229386865075 1.0508e-07 au
i 11.48612940556996 4.6251e-06 deg
node 63.9799975410523 2.1637e-05 deg
peri 221.0391288277718 4.663e-05 deg
M 196.473002219119 4.341e-05 deg
tp 2459868.700119042930
(2022-Oct-16.20011904)
0.00023206 TDB
period 1911.317685133929
5.23
1.407e-05
3.852e-08
d
yr
n .188351733884979 1.3865e-09 deg/d
Q 3.213951790754307 1.5773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2407  
   data-arc span      32393 days (88.69 yr)  
   first obs. used      1932-03-10  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44146  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:00:05  

Additional Information
 Earth MOID = 1.80889 au 
 Jupiter MOID = 1.87959 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. 2020-October); 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.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
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

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