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48791 (1997 SD33)
Classification: Main-belt Asteroid          SPK-ID: 2048791
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1505065728819064 4.6797e-08  
a 3.186631342481339 2.0195e-08 au
q 2.707022380086404 1.538e-07 au
i .2466208436825546 4.7267e-06 deg
node 322.5156513609548 0.0011924 deg
peri 178.3584418506325 0.0011926 deg
M 254.5861027757565 1.8343e-05 deg
tp 2459608.903257899966
(2022-Jan-29.40325790)
0.00010844 TDB
period 2077.763735250797
5.69
1.9752e-05
5.408e-08
d
yr
n .1732632030737345 1.6471e-09 deg/d
Q 3.666240304876273 2.3235e-08 au
  Orbit Determination Parameters
   # obs. used (total)      830  
   data-arc span      10610 days (29.05 yr)  
   first obs. used      1991-10-08  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57195  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:35:45  

Additional Information
 Earth MOID = 1.72003 au 
 Jupiter MOID = 1.35844 au 
 T_jup = 3.180 
[ 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 14.7   n/a MPO359067  
diameter diameter 5.676 km 0.193 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48791 (1997 SD33)          Discovered 1997-Sep-29 by Spacewatch at Kitt Peak
Reference: 20021120/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
1928-May-29 16:09 00:04 Jupiter 1.75090198982274 1.75089956402359 1.75090441562178 2.71030561181334 2.52551568249545 2425396.172639946 4.12839722632382 138.51261662447 24.9592943415513 66.1176603173482 1160390.96540763 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:35:47 2020-Nov-12 23:35
1939-Jun-13 00:01 00:03 Jupiter 1.53127075411835 1.53126935249099 1.53127215574162 1.74030287113633 1.38648979623614 2429427.500599500 3.24604234407049 129.943110019755 99.0562985348603 -38.3148351659872 729093.432091102 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:35:47 2020-Nov-12 23:35
1950-Jul-31 13:27 00:02 Jupiter 1.43842707707974 1.4384265492195 1.43842760494488 1.3607735113953 0.820973794126265 2433494.060482404 2.32742997614156 408.066264853651 208.156463175299 33.7062167354524 1750394.04105292 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:35:47 2020-Nov-12 23:35
1961-Oct-01 19:14 00:02 Jupiter 1.49005005479919 1.49004936351725 1.49005074608655 1.44358337070495 0.973153722140364 2437574.301611933 1.73069285990572 290.906198229813 108.250087495666 46.2448523055741 2327696.25917776 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:35:47 2020-Nov-12 23:35
1972-Nov-14 09:30 00:01 Jupiter 1.67293407410297 1.6729331926891 1.67293495551599 1.94487695818845 1.66430984539745 2441635.896132472 1.33171341283711 64.245032361043 21.4458907908564 84.2784907356319 1415447.46270138 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:35:47 2020-Nov-12 23:35
1983-Dec-04 17:38 < 00:01 Jupiter 1.94246969011808 1.94246888461146 1.94247049562459 2.85397416634992 2.69686107907553 2445673.235040660 0.948819348904047 51.8016973245516 23.8318405353457 77.8788973158805 1907087.8095217 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:35:47 2020-Nov-12 23:35
2083-Apr-27 00:45 00:02 Jupiter 1.87680301944931 1.87680190239244 1.87680413650619 3.27663396267315 3.13587426616188 2481976.531100201 1.89357416377983 65.6669013535682 27.4801470351937 60.3460863618984 1678225.00330549 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:35:47 2020-Nov-12 23:35
2094-Apr-29 21:57 00:02 Jupiter 1.61138682911848 1.61138570171393 1.61138795652176 2.07674606162526 1.80598391240894 2485997.414690322 2.21641823451761 84.4593643076766 19.0473589222356 -83.9430019099229 1038893.80045265 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:35:47 2020-Nov-12 23:35
2105-Jun-02 19:43 00:02 Jupiter 1.45300580510806 1.45300509822314 1.45300651199233 1.43959648166601 0.952128124611002 2490048.321870028 2.49082320275045 307.773464809491 178.344047502184 22.9420226281838 1208230.07663491 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:35:47 2020-Nov-12 23:35
2116-Aug-03 02:54 00:03 Jupiter 1.43886360365274 1.43886294092978 1.43886426639426 1.34091117573779 0.787841036345602 2494127.620488977 2.99932795424774 504.365904344426 225.564353008054 46.6226773178883 2161783.40786702 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:35:47 2020-Nov-12 23:35
2127-Sep-26 20:34 00:04 Jupiter 1.56333468152471 1.56333291873958 1.56333644431091 1.66857703549725 1.30404730107838 2498199.356600097 3.84028328337303 218.811548013349 55.0048131383495 60.9849294744116 1713042.81839707 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:35:47 2020-Nov-12 23:35
2138-Oct-24 00:44 00:05 Jupiter 1.8051743183293 1.8051715695006 1.80517706715441 2.44353574847749 2.24330748686613 2502244.530556489 4.64319252259064 71.4562382408 51.5087488978998 32.1126859273569 576690.874270631 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 23:35:47 2020-Nov-12 23:35

Alternate Designations
 1997 SD33 = 1999 BE27 = 2000 JY25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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