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JPL Small-Body Database Browser
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48781 (1997 SL)
Classification: Main-belt Asteroid          SPK-ID: 2048781
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2462740181851166 8.1353e-08  
a 2.852526153215275 2.1862e-08 au
q 2.150023075484815 2.2393e-07 au
i 1.835048186169629 7.1451e-06 deg
node 218.9237599215787 0.00014252 deg
peri 164.7658259272248 0.00014293 deg
M 227.0313468523847 1.7413e-05 deg
tp 2459650.464517064292
(2022-Mar-11.96451706)
9.1734e-05 TDB
period 1759.717201041241
4.82
2.023e-05
5.539e-08
d
yr
n .2045783264418764 2.3519e-09 deg/d
Q 3.555029230945734 2.7246e-08 au
  Orbit Determination Parameters
   # obs. used (total)      657  
   data-arc span      14775 days (40.45 yr)  
   first obs. used      1978-10-28  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58297  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:47:51  

Additional Information
 Earth MOID = 1.15374 au 
 Jupiter MOID = 1.90515 au 
 T_jup = 3.259 
[ 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 15.2   n/a MPO468355  

48781 (1997 SL)          Discovered 1997-Sep-20 by Sarounova, L. at Ondrejov
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
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
2005-Jan-20 12:25 < 00:01 Jupiter 1.94578349740054 1.94578284393538 1.94578415086425 1.47754073457954 1.1456452431797 2453391.017601906 0.365009546986443 180.441327251783 122.41462166475 -28.4365857452642 1153345.16835666 T 18 CATAB v2.0e-lin.ifort 2019-Jul-13 02:47:54 2019-Jul-13 02:47
2029-Jul-19 19:28 < 00:01 Jupiter 1.8950525830724 1.89505181640952 1.89505334973322 1.39192727196793 1.02153373596406 2462337.311148460 0.685587375327867 280.997341118159 137.052619753806 -7.0445175759243 955241.666335508 T 18 CATAB v2.0e-lin.ifort 2019-Jul-13 02:47:54 2019-Jul-13 02:47
2054-Jan-16 05:00 00:02 Jupiter 1.95679666072926 1.95679613047917 1.95679719097878 1.72802237524301 1.45613795312364 2471283.708565908 1.58677429742678 76.9120654598276 68.4703513772572 -88.5590083437285 1434510.61589376 T 18 CATAB v2.0e-lin.ifort 2019-Jul-13 02:47:54 2019-Jul-13 02:47
2159-Oct-07 23:13 00:05 Jupiter 1.90275331567421 1.90275206281563 1.90275456853224 1.38779756024813 1.0176785267766 2509898.467109751 5.21441968048387 362.51021197698 158.313509750819 -35.4210178484074 1069533.24474925 T 18 CATAB v2.0e-lin.ifort 2019-Jul-13 02:47:54 2019-Jul-13 02:47
2184-Apr-02 17:56 00:06 Jupiter 1.91104475146866 1.91104410702305 1.91104539591818 1.52655585911824 1.20163351270734 2518842.247433531 6.12621546022389 313.706574684452 135.334506274227 65.5649735156676 1238942.37302485 T 18 CATAB v2.0e-lin.ifort 2019-Jul-13 02:47:54 2019-Jul-13 02:47

Alternate Designations
 1997 SL = 1978 UU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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