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48557 (1993 TJ37)
Classification: Main-belt Asteroid          SPK-ID: 2048557
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723352106035072 4.3471e-08  
a 2.740139408722225 1.8324e-08 au
q 2.26791690663711 1.1705e-07 au
i 3.621604213822691 4.6309e-06 deg
node 122.6389770041554 9.214e-05 deg
peri 341.0811675035561 9.3585e-05 deg
M 252.6706800119219 1.7493e-05 deg
tp 2459494.438970300587
(2021-Oct-06.93897030)
8.2537e-05 TDB
period 1656.751662341316
4.54
1.6619e-05
4.55e-08
d
yr
n .217292674685625 2.1797e-09 deg/d
Q 3.212361910807339 2.1482e-08 au
  Orbit Determination Parameters
   # obs. used (total)      691  
   data-arc span      9015 days (24.68 yr)  
   first obs. used      1993-10-09  
   last obs. used      2018-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56806  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 00:29:32  

Additional Information
 Earth MOID = 1.28514 au 
 Jupiter MOID = 1.93214 au 
 T_jup = 3.326 
[ 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 15.1   n/a MPO347857  
diameter diameter 5.386 km 0.300 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48557 (1993 TJ37)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
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
1938-Apr-17 08:06 00:02 Jupiter 1.95705957935623 1.95705898509974 1.95706017361394 2.3479413167284 2.1557414363736 2429005.837681370 2.19778292299562 124.963743757351 9.17539829732086 -89.2317564826649 2194361.21391013 T 15 CATAB v2.0e-lin.ifort 2018-Oct-04 00:29:40 2018-Dec-17 16:39
1997-Jan-24 11:05 < 00:01 Jupiter 1.94295258426268 1.94295223361839 1.94295293490686 2.1209770010045 1.90437688683042 2450472.961631876 0.528981553190627 62.8034067336456 13.7908242346796 88.2931094560026 2494804.80682345 T 15 CATAB v2.0e-lin.ifort 2018-Oct-04 00:29:40 2018-Dec-17 16:39
2055-Nov-03 17:51 00:01 Jupiter 1.9947979552957 1.99479733950659 1.99479857108457 2.14979772299334 1.94226642460865 2471940.243639746 1.23545850809973 60.6621539370914 15.4236104059945 -87.6691686285436 2164265.93546524 T 15 CATAB v2.0e-lin.ifort 2018-Oct-04 00:29:40 2018-Dec-17 16:39
2092-Oct-07 15:29 00:02 Jupiter 1.96783171987507 1.96783116045787 1.96783227929372 2.46325288634064 2.28182951402636 2485428.145417403 2.31504763360445 136.320351150824 8.47370232111033 89.3606560715334 2339774.157693 T 15 CATAB v2.0e-lin.ifort 2018-Oct-04 00:29:40 2018-Dec-17 16:39
2151-Jul-19 16:15 00:04 Jupiter 1.92813633420799 1.92813598608118 1.92813668233512 2.15022045000598 1.93516305495039 2506896.177033743 4.00614880302527 199.241545302738 17.1045365391765 -83.3871601663947 2515000.32735937 T 15 CATAB v2.0e-lin.ifort 2018-Oct-04 00:29:40 2018-Dec-17 16:39

Alternate Designations
 1993 TJ37 = 1999 BJ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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