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49608 (1999 FX28)
Classification: Main-belt Asteroid          SPK-ID: 2049608
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1514968668035719 4.316e-08  
a 3.119656419797709 1.9916e-08 au
q 2.647038246694708 1.3895e-07 au
i 1.89685814008592 4.3826e-06 deg
node 69.60402999966415 0.00015443 deg
peri 52.27321499809099 0.00015533 deg
M .9628575990147965 1.6118e-05 deg
tp 2458995.117077372094
(2020-May-25.61707737)
9.0094e-05 TDB
period 2012.6051329177
5.51
1.9273e-05
5.277e-08
d
yr
n .1788726432780698 1.7129e-09 deg/d
Q 3.59227459290071 2.2933e-08 au
  Orbit Determination Parameters
   # obs. used (total)      940  
   data-arc span      10593 days (29.00 yr)  
   first obs. used      1991-11-04  
   last obs. used      2020-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56494  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:50:54  

Additional Information
 Earth MOID = 1.6634 au 
 Jupiter MOID = 1.48697 au 
 T_jup = 3.198 
[ 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 14.5   n/a MPO452845  
diameter diameter 7.127 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49608 (1999 FX28)          Discovered 1999-Mar-19 by LINEAR at Socorro
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
1901-Jan-02 10:55 00:04 Jupiter 1.82248050354168 1.82247847961711 1.82248252746335 2.16392550161443 1.93727810823869 2415386.954752065 3.58759958189378 63.5209081960359 15.19476755954 80.9526759288187 730422.53880341 T 31 CATAB v2.0f-lin.ifort 2020-Dec-18 03:50:56 2020-Dec-18 03:50
1963-May-29 01:08 00:02 Jupiter 1.69810019498687 1.69809919072784 1.69810119924532 2.30186580536445 2.07387903332285 2438178.547191172 1.74694366838092 78.2615209660113 6.90479470477981 88.2084054616107 1272175.23747542 T 31 CATAB v2.0f-lin.ifort 2020-Dec-18 03:50:56 2020-Dec-18 03:50
1973-Jul-26 05:35 00:01 Jupiter 1.53728451166388 1.5372840203967 1.53728500293202 1.36995486086972 0.880229496850025 2441889.732861385 1.34293281024076 281.374001476815 147.944527169951 33.476935895272 1936317.17086742 T 31 CATAB v2.0f-lin.ifort 2020-Dec-18 03:50:56 2020-Dec-18 03:50
1983-Oct-03 19:03 < 00:01 Jupiter 1.93815899599641 1.93815831021075 1.93815968178185 2.58840551922264 2.41366828637406 2445611.293815097 0.938409745828897 54.0623454280931 15.8287365685434 82.9176362592423 2069887.42434443 T 31 CATAB v2.0f-lin.ifort 2020-Dec-18 03:50:56 2020-Dec-18 03:50
2046-Feb-22 01:13 00:01 Jupiter 1.6109016109602 1.61090098139676 1.61090224052291 1.88896959246731 1.58637736642231 2468398.550949560 1.03237175287845 80.3979791709733 39.3405445505175 89.5100749214843 1430269.46106298 T 31 CATAB v2.0f-lin.ifort 2020-Dec-18 03:50:56 2020-Dec-18 03:50
2056-Apr-23 04:59 00:01 Jupiter 1.59174805075629 1.59174742893476 1.59174867257755 1.49679299946698 1.08449168500642 2472111.707464854 1.39680798591212 146.303573800591 89.7441176941641 46.7232077002264 1924649.07838353 T 31 CATAB v2.0f-lin.ifort 2020-Dec-18 03:50:56 2020-Dec-18 03:50
2118-Sep-16 05:53 00:03 Jupiter 1.95737755287318 1.95737572592517 1.95737937982119 3.58556767267235 3.46277762292408 2494901.745364400 3.17675854790934 100.093242873748 34.3127789634562 48.0152239338555 1346136.41158674 T 31 CATAB v2.0f-lin.ifort 2020-Dec-18 03:50:56 2020-Dec-18 03:50
2128-Nov-18 21:52 00:04 Jupiter 1.53752055480481 1.53751954812103 1.53752156148491 1.56895891032345 1.16611701193449 2498618.411451062 3.74087917388941 239.50328064952 140.141054871906 -16.9371621551294 787120.837564299 T 31 CATAB v2.0f-lin.ifort 2020-Dec-18 03:50:56 2020-Dec-18 03:50
2139-Jan-21 05:12 00:04 Jupiter 1.66286350229691 1.66286153533815 1.66286546925179 1.70391978725402 1.37280404075324 2502333.716724216 4.0877648780238 152.154852696999 50.6631840393848 53.236568330336 1093252.21645325 T 31 CATAB v2.0f-lin.ifort 2020-Dec-18 03:50:56 2020-Dec-18 03:50

Alternate Designations
 1999 FX28 = 2001 QW188 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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