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JPL Small-Body Database Browser
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48442 (1990 GF)
Classification: Main-belt Asteroid          SPK-ID: 2048442
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06468448903484969 3.6489e-08  
a 2.871221072518792 1.5632e-08 au
q 2.685497604536821 1.0814e-07 au
i 1.011059076174313 4.1582e-06 deg
node 214.2544075076684 0.00022316 deg
peri 293.7895548354942 0.00022535 deg
M 96.69611498200227 3.1665e-05 deg
tp 2458523.185199944132
(2019-Feb-08.68519994)
0.00015591 TDB
period 1777.044797012735
4.87
1.4512e-05
3.973e-08
d
yr
n .2025835255279836 1.6544e-09 deg/d
Q 3.056944540500763 1.6643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1298  
   data-arc span      10628 days (29.10 yr)  
   first obs. used      1990-04-04  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4973  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:38:25  

Additional Information
 Earth MOID = 1.69699 au 
 Jupiter MOID = 1.93489 au 
 T_jup = 3.295 
[ 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 14.4   n/a MPO341016  
diameter diameter 5.929 km 0.408 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.105   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48442 (1990 GF)          Discovered 1990-Apr-15 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
1939-Feb-01 20:52 00:02 Jupiter 1.9346765610024 1.9346761964181 1.93467692558714 2.87642237668942 2.71996026785287 2429296.369196783 1.84333105511692 100.394141323583 8.00080792941874 -85.6838657344228 3724906.26982314 T 21 CATAB v2.0e-lin.ifort 2019-May-30 04:38:36 2019-May-30 04:38
1963-Dec-01 06:07 00:01 Jupiter 1.97319128425738 1.97319086562082 1.97319170289417 3.19842076397788 3.06126849797193 2438364.755084543 1.22572531244602 68.3102528719928 12.1943888488086 83.6844155530838 3589618.35907142 T 21 CATAB v2.0e-lin.ifort 2019-May-30 04:38:36 2019-May-30 04:38
2021-Jun-18 11:22 < 00:01 Jupiter 1.9909636090505 1.99096329352837 1.99096392457262 3.01785967399963 2.87343176588071 2459383.973877610 0.254060150866299 37.4948328207427 9.14145192034897 -84.7416792072546 4031454.03565621 T 21 CATAB v2.0e-lin.ifort 2019-May-30 04:38:36 2019-May-30 04:38
2046-Apr-14 22:50 < 00:01 Jupiter 1.93039609098523 1.93039575992509 1.93039642204538 2.9180306362232 2.7635736565646 2468450.451226831 0.827909341810049 54.9992766800121 8.81463653578375 -87.9951962679067 3595387.55235859 T 21 CATAB v2.0e-lin.ifort 2019-May-30 04:38:36 2019-May-30 04:38
2128-Aug-29 10:41 00:03 Jupiter 1.94834265694441 1.94834210904368 1.94834320484769 2.90517236329199 2.75146259842545 2498536.944824061 2.85716368599384 140.3410007765 8.22730357605876 -82.2885092497468 3816481.16490359 T 21 CATAB v2.0e-lin.ifort 2019-May-30 04:38:36 2019-May-30 04:38
2153-Jun-28 07:57 00:03 Jupiter 1.94216147498549 1.94216089958887 1.94216205038575 3.02974039388219 2.88220047722761 2507605.831394009 3.46145894977622 177.932498899358 10.5808341033294 86.0324657845649 3481893.92726481 T 21 CATAB v2.0e-lin.ifort 2019-May-30 04:38:36 2019-May-30 04:38

Alternate Designations
 1990 GF = 2000 GC34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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