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JPL Small-Body Database Browser
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13378 (1998 VF35)
Classification: Main-belt Asteroid          SPK-ID: 2013378
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05895717054206169 3.1948e-08  
a 3.012635923633947 1.4821e-08 au
q 2.835019433703119 1.012e-07 au
i 10.12633716884451 4.0275e-06 deg
node 187.9557605354766 1.7869e-05 deg
peri 299.5362808696953 3.9001e-05 deg
M 334.6247601157471 3.4049e-05 deg
tp 2459135.125106019099
(2020-Oct-12.62510602)
0.00018065 TDB
period 1909.934187339508
5.23
1.4094e-05
3.859e-08
d
yr
n .1884881701088723 1.3909e-09 deg/d
Q 3.190252413564775 1.5695e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2492  
   data-arc span      12684 days (34.73 yr)  
   first obs. used      1985-05-11  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45322  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:37:47  

Additional Information
 Earth MOID = 1.86491 au 
 Jupiter MOID = 1.85427 au 
 T_jup = 3.223 
[ 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 12.3   n/a MPO502270  
diameter diameter 13.505 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 102.546 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.140   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13378 (1998 VF35)          Discovered 1998-Nov-12 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 VF35 = 1985 JT = 1991 NJ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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