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17658 (1996 VS4)
Classification: Main-belt Asteroid          SPK-ID: 2017658
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04841331246838499 2.6096e-08  
a 2.692159859854218 1.1216e-08 au
q 2.561823483344253 7.2486e-08 au
i 4.106282773536687 5.3768e-07 deg
node 58.97096225714502 1.328e-05 deg
peri 198.1808193556923 2.2185e-05 deg
M 16.28576804496839 1.6469e-05 deg
tp 2459323.511332022321
(2021-Apr-19.01133202)
7.3809e-05 TDB
period 1613.428387252676
4.42
1.0083e-05
2.761e-08
d
yr
n .2231273497133661 1.3944e-09 deg/d
Q 2.822496236364184 1.1759e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2451  
   data-arc span      22211 days (60.81 yr)  
   first obs. used      1960-10-17  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4573  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 22:00:38  

Additional Information
 Earth MOID = 1.5473 au 
 Jupiter MOID = 2.18322 au 
 T_jup = 3.366 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.42   n/a E2021B10  
diameter diameter 6.449 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.612 h n/a LCDB (Rev. 2020-October); 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:
[Behrend, R. (2020) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.244   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17658 (1996 VS4)          Discovered 1996-Nov-13 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 VS4 = 1982 SC3 = 1987 WH4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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