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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.


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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1940-Sep-06 04:01 00:02 Jupiter 1.91816825657059 1.91816765184517 1.91816886129733 3.99108861753669 3.87886976718624 2429878.667618860 1.54104476162439 138.139181898417 20.613784479022 -81.8386753930675 3032427.56188875 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:00:11 2020-Dec-18 02:00
2024-Nov-20 23:11 < 00:01 Jupiter 1.89747805793583 1.89747766056577 1.89747845530611 3.87669435754916 3.75978343294993 2460635.465672439 0.318957490721839 65.2784485852474 13.4622541902717 -80.0734035314649 3377889.97379315 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:00:11 2020-Dec-18 02:00
2071-Aug-17 05:08 00:01 Jupiter 1.88001093972443 1.88001048757146 1.88001139187761 4.02084971374162 3.90719207118383 2477705.714157746 1.27709887985191 94.2032725901543 17.6533559375115 -83.6800803807914 3229028.52185269 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:00:11 2020-Dec-18 02:00
2118-May-10 16:18 00:02 Jupiter 1.96734446419469 1.96734361196561 1.96734531642879 4.10530361102265 3.99905434756545 2494773.178936868 2.31249589051978 200.512117828031 21.929414705645 -79.9067700807308 3139240.19567431 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:00:11 2020-Dec-18 02:00
2155-Nov-02 15:31 00:03 Jupiter 1.95870323390234 1.95870224297248 1.95870422483887 3.69089313151691 3.57180783360299 2508463.146787620 3.11731887802373 200.074611333178 12.1826071833338 -75.1999274538072 3495683.64711881 T 41 CATAB v2.0f-lin.ifort 2020-Dec-18 02:00:11 2020-Dec-18 02:00

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