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15428 (1998 SV128)
Classification: Main-belt Asteroid          SPK-ID: 2015428
[ 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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .008244993099666474 4.6215e-08  
a 3.17165560208452 1.9791e-08 au
q 3.145505323530815 1.436e-07 au
i 9.133210992997036 4.1638e-06 deg
node 34.35611659995044 3.0866e-05 deg
peri 271.2053748750333 0.00026569 deg
M 12.79518561978165 0.00026206 deg
tp 2458927.171711101925
(2020-Mar-18.67171110)		 0.001502 TDB
period 2063.134118390175
5.65		 1.9311e-05
5.287e-08		 d
yr
n .1744918068055127 1.6332e-09 deg/d
Q 3.197805880638226 1.9954e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1569  
   data-arc span      25812 days (70.67 yr)  
   first obs. used      1950-03-17  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50667  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:59:51  

Additional Information
 Earth MOID = 2.14709 au 
 Jupiter MOID = 1.79295 au 
 T_jup = 3.182 
[ 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 13.2   n/a MPO395153  
diameter diameter 16.269 km 1.774 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.046   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

15428 (1998 SV128)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20000621/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
1976-Jul-20 05:14 00:01 Jupiter 1.89012124464323 1.89012073752993 1.89012175175674 4.11939489082657 4.0091335273109 2442979.718268244 1.14567800185176 62.4740189509896 20.0101899007394 -77.8247383811584 4017723.63988236 T 28 CATAB v2.0f-lin.ifort 2020-Dec-18 02:59:55 2020-Dec-18 02:59
1987-Apr-27 21:43 < 00:01 Jupiter 1.8532559194304 1.85325551128118 1.85325632757963 4.02479125576706 3.90958481123117 2446913.404603284 0.834567343215407 76.6471176021784 17.8509177334137 -86.952156351345 3498302.77838865 T 28 CATAB v2.0f-lin.ifort 2020-Dec-18 02:59:55 2020-Dec-18 02:59
1998-Jan-25 21:52 < 00:01 Jupiter 1.95734567544517 1.95734520893275 1.95734614195759 3.72271517041576 3.60459810180297 2450839.411298297 0.548301561764225 43.3706013310839 20.0461587616445 89.0226007099998 3309970.52920969 T 28 CATAB v2.0f-lin.ifort 2020-Dec-18 02:59:55 2020-Dec-18 02:59
2095-Mar-09 17:55 00:02 Jupiter 1.89085293817139 1.89085244738378 1.89085342895921 4.08976960187577 3.97873090215399 2486311.246205869 2.34737184234185 66.208521434749 18.4415600993337 -76.1892115213827 4257792.48384063 T 28 CATAB v2.0f-lin.ifort 2020-Dec-18 02:59:55 2020-Dec-18 02:59
2105-Dec-16 08:28 00:03 Jupiter 1.85165056771167 1.8516500774721 1.85165105795271 4.0437872600864 3.92903698708783 2490244.852494629 2.66692315063323 146.253178331454 17.976014672133 -84.133435736371 3529371.17323617 T 28 CATAB v2.0f-lin.ifort 2020-Dec-18 02:59:55 2020-Dec-18 02:59
2116-Sep-16 10:36 00:03 Jupiter 1.95542970192315 1.95542884413199 1.95543055971541 3.7705147381717 3.65382711809707 2494171.941876675 3.0842585276497 103.588906597564 25.6734759480453 -69.3231432268508 3284194.83625649 T 28 CATAB v2.0f-lin.ifort 2020-Dec-18 02:59:55 2020-Dec-18 02:59

Alternate Designations
 1998 SV128 = 1999 XN196 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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