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JPL Small-Body Database Browser
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97856 (2000 QB18)
Classification: Main-belt Asteroid          SPK-ID: 2097856
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06476204372103664 3.5375e-08  
a 2.191196579900603 6.5116e-09 au
q 2.049290211191694 7.7339e-08 au
i 2.257114337416046 3.5474e-06 deg
node 137.8963901039224 9.275e-05 deg
peri 107.3454583630076 9.6946e-05 deg
M 351.9990260274477 2.6851e-05 deg
tp 2458626.830602440397
(2019-May-23.33060244)
8.8335e-05 TDB
period 1184.732872655392
3.24
5.281e-06
1.446e-08
d
yr
n .303865967011717 1.3545e-09 deg/d
Q 2.333102948609512 6.9333e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1273  
   data-arc span      7494 days (20.52 yr)  
   first obs. used      1999-02-12  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52771  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:03:03  

Additional Information
 Earth MOID = 1.03688 au 
 Jupiter MOID = 2.66099 au 
 T_jup = 3.669 
[ 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 15.6   n/a MPO432509  
diameter diameter 1.821 km 0.582 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.306   0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97856 (2000 QB18)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ 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
1987-Nov-21 12:09 < 00:01 Juno 0.0219134223371408 0.0219112548708928 0.0219155899963614 6.83912893176711 6.83912885058974 2447121.006074476 0.21137079395251 150.966122855139 25.2791758504256 -45.1039863033699 93098.0985386845 T 22 CATAB v2.0f-lin.ifort 2019-Sep-24 03:03:08 2019-Sep-24 03:03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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