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120863 (1998 QF94)
Classification: Main-belt Asteroid          SPK-ID: 2120863
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 .2248637257961563 5.5352e-08  
a 3.176638842743555 2.9535e-08 au
q 2.462327997055449 1.8128e-07 au
i 27.6052432218796 6.3786e-06 deg
node 153.1893226431606 1.0447e-05 deg
peri 235.7014440348545 1.5953e-05 deg
M 275.369598144955 1.4492e-05 deg
tp 2459486.654256046526
(2021-Sep-29.15425605)
8.7336e-05 TDB
period 2067.998359224576
5.66
2.8841e-05
7.896e-08
d
yr
n .174081376029228 2.4278e-09 deg/d
Q 3.890949688431661 3.6177e-08 au
  Orbit Determination Parameters
   # obs. used (total)      667  
   data-arc span      8038 days (22.01 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54039  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:54:11  

Additional Information
 Earth MOID = 1.54905 au 
 Jupiter MOID = 1.85112 au 
 T_jup = 2.987 
[ 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 14.3   n/a MPO436583  
diameter diameter 8.984 km 0.322 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.046   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

120863 (1998 QF94)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ 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
1933-Jun-28 19:44 00:02 Jupiter 1.90975356888785 1.90975229110389 1.90975484671263 6.61961292894736 6.55226879097173 2427252.321982798 2.34467090489709 538.825426734844 35.4798386492345 -84.3321707333098 3240224.94606743 T 21 CATAB v2.0f-lin.ifort 2020-Nov-12 17:54:12 2020-Nov-12 17:54
1944-Aug-01 06:51 00:02 Jupiter 1.92783532276919 1.92783412611221 1.9278365194516 6.81920800558708 6.75447027575734 2431303.785285230 1.99892775381002 419.54965396443 31.5669591388303 83.1243974527991 3737936.06589901 T 21 CATAB v2.0f-lin.ifort 2020-Nov-12 17:54:12 2020-Nov-12 17:54
2052-Mar-11 21:32 00:01 Jupiter 1.95156066673804 1.9515596171864 1.95156171629745 6.56296578014036 6.49649701941623 2470608.397470235 1.36119177913666 290.756453181572 38.0855966454488 -82.8603017193897 3170880.14713802 T 21 CATAB v2.0f-lin.ifort 2020-Nov-12 17:54:12 2020-Nov-12 17:54
2063-Apr-15 16:24 00:02 Jupiter 1.91532218855467 1.91532131448831 1.91532306263845 6.8031649613481 6.73784709556532 2474660.183263306 1.79914355421025 401.302634399489 29.7514516529243 85.5204251991612 3783921.23801195 T 21 CATAB v2.0f-lin.ifort 2020-Nov-12 17:54:12 2020-Nov-12 17:54
2182-Jan-02 21:12 00:06 Jupiter 1.91167331113274 1.91167200530911 1.91167461721425 6.77317368806684 6.70743792978503 2518021.383340231 5.52182888837341 1249.09005239351 29.141899786759 87.3777424165455 3794320.24365362 T 21 CATAB v2.0f-lin.ifort 2020-Nov-12 17:54:12 2020-Nov-12 17:54

Alternate Designations
 1998 QF94 = 1998 SB14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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