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JPL Small-Body Database Browser
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17870 (1998 QU92)
Classification: Main-belt Asteroid          SPK-ID: 2017870
[ 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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1616126218571539 4.204e-08  
a 2.396113591118674 1.1563e-08 au
q 2.008871391390425 1.0018e-07 au
i 6.767845470793374 4.5102e-06 deg
node 70.21079297175766 3.9738e-05 deg
peri 306.055907352417 4.2792e-05 deg
M 312.4716208473279 1.995e-05 deg
tp 2459179.358685172427
(2020-Nov-25.85868517)		 7.5781e-05 TDB
period 1354.75115730837
3.71		 9.8065e-06
2.685e-08		 d
yr
n .2657314578090126 1.9235e-09 deg/d
Q 2.783355790846923 1.3432e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1536  
   data-arc span      23434 days (64.16 yr)  
   first obs. used      1955-03-14  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51331  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:33:28  

Additional Information
 Earth MOID = 1.0197 au 
 Jupiter MOID = 2.68963 au 
 T_jup = 3.502 
[ 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 13.9   n/a MPO435865  
diameter diameter 4.079 km 0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.293   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17870 (1998 QU92)          Discovered 1998-Aug-28 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QU92 = 1976 YW5 = 1987 WT3 = 1992 AD6 = 1996 MU1 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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