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JPL Small-Body Database Browser
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6183 Viscome (1987 SF7)
Classification: Mars-crossing Asteroid          SPK-ID: 2006183
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2887686928538912 4.3251e-08  
a 2.305903357176077 7.1532e-09 au
q 1.640030658876942 9.9551e-08 au
i 19.68591292510562 5.1863e-06 deg
node 274.6760109553028 1.59e-05 deg
peri 116.3990017487175 1.9996e-05 deg
M 347.9088382182591 1.0588e-05 deg
tp 2458643.456175757344
(2019-Jun-08.95617576)
3.7684e-05 TDB
period 1278.969180281458
3.50
5.9513e-06
1.629e-08
d
yr
n .2814766810258682 1.3098e-09 deg/d
Q 2.971776055475212 9.2188e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1172  
   data-arc span      11760 days (32.20 yr)  
   first obs. used      1987-09-26  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48037  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 22:09:43  

Additional Information
 Earth MOID = .737221 au 
 Jupiter MOID = 2.6574 au 
 T_jup = 3.457 
[ 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 13.7   n/a MPO259383  
diameter diameter 6.792 km 1.741 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 453. h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2015) http://www.asu.cas.cz/~ppravec/neo.htm]
[Stephens, R.D. (2016) Minor Planet Bull. 43, 52-56.]
geometric albedo albedo 0.124   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

6183 Viscome (1987 SF7)          Discovered 1987-Sep-26 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1987 SF7 = 1992 AV3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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