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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 ]

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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 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

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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
1903-Oct-17 04:15 00:02 Jupiter 1.8745306118038 1.87453023225133 1.87453099135745 3.84158104449258 3.72209994506403 2416404.676822285 2.4119377831892 187.534323265526 15.2910945786775 -86.4893564546103 3698779.75338069 T 36 CATAB v2.0f-lin.ifort 2020-Feb-22 20:37:59 2020-Feb-22 20:38
1950-Jul-17 10:33 00:01 Jupiter 1.9302870659304 1.93028654127801 1.93028759058356 3.4163676570067 3.28541549324726 2433479.939656991 1.44922075482182 88.9819922284505 15.5267312555924 -75.5632061061782 3676760.88966286 T 36 CATAB v2.0f-lin.ifort 2020-Feb-22 20:37:59 2020-Feb-22 20:38
1988-Jan-24 04:27 < 00:01 Jupiter 1.9739377179732 1.97393731782445 1.97393811812206 4.34990748627485 4.25011637734815 2447184.685630188 0.590022612353469 50.3624212516526 15.6508692245866 78.0215014320249 4466422.87419829 T 36 CATAB v2.0f-lin.ifort 2020-Feb-22 20:37:59 2020-Feb-22 20:38
2034-Nov-04 09:19 < 00:01 Jupiter 1.88199828778139 1.881997933416 1.88199864214679 4.11937764998722 4.00863333404638 2464270.888514762 0.442090016087384 44.7629428535466 15.2236734198532 84.3112130349481 3955677.30105087 T 36 CATAB v2.0f-lin.ifort 2020-Feb-22 20:37:59 2020-Feb-22 20:38
2081-Aug-12 11:06 00:01 Jupiter 1.86898297038317 1.86898261164821 1.86898332911835 3.79359099477967 3.67218371568536 2481353.962612011 1.4725520925489 117.267609911952 14.9723558167228 -86.0138050800653 3666795.17961609 T 36 CATAB v2.0f-lin.ifort 2020-Feb-22 20:37:59 2020-Feb-22 20:38
2128-May-13 07:05 00:03 Jupiter 1.94333932774455 1.94333853639553 1.94334011909678 3.42418194847471 3.29443522012481 2498428.795337963 2.60024718441526 146.516292152679 15.3430508626461 -73.3796599217525 3743150.65465333 T 36 CATAB v2.0f-lin.ifort 2020-Feb-22 20:37:59 2020-Feb-22 20:38
2165-Nov-22 17:34 00:03 Jupiter 1.94876297157594 1.94876185879249 1.94876408436892 4.24371503175601 4.14002714637571 2512136.232241925 3.24055059087748 235.808419751147 15.7390528913353 77.4805908265746 4235804.05603374 T 36 CATAB v2.0f-lin.ifort 2020-Feb-22 20:37:59 2020-Feb-22 20:38

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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