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JPL Small-Body Database Browser
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160883 (2001 QW2)
Classification: Main-belt Asteroid          SPK-ID: 2160883
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1778409335248861 4.4231e-08  
a 3.184038155043369 2.4391e-08 au
q 2.617785837171601 1.5247e-07 au
i 17.07325425252748 4.1546e-06 deg
node 308.4110403640371 1.9049e-05 deg
peri 130.9542988395715 2.6461e-05 deg
M 291.3571082444904 1.6266e-05 deg
tp 2458996.193478013154
(2020-May-26.69347801)
9.409e-05 TDB
period 2075.22801621046
5.68
2.3846e-05
6.529e-08
d
yr
n .1734749132085206 1.9933e-09 deg/d
Q 3.750290472915138 2.8729e-08 au
  Orbit Determination Parameters
   # obs. used (total)      992  
   data-arc span      6698 days (18.34 yr)  
   first obs. used      2001-07-27  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43692  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:53:15  

Additional Information
 Earth MOID = 1.66733 au 
 Jupiter MOID = 1.55786 au 
 T_jup = 3.106 
[ 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 14.0   n/a MPO338317  
diameter diameter 9.142 km 0.309 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160883 (2001 QW2)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ 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
1938-Sep-21 11:06 00:03 Jupiter 1.89667321648868 1.89667061907776 1.89667581397669 5.08419467409044 4.99558494632998 2429162.962727653 3.21871287409281 689.095491019522 55.9297815296085 80.2395764395673 2797014.02460474 T 23 CATAB v2.0f-lin.ifort 2019-Dec-04 13:53:18 2019-Dec-04 13:53
1949-Oct-20 19:46 00:02 Jupiter 1.650009099518 1.65000824712347 1.65000995191469 4.90621991816837 4.80044847789424 2433210.323738215 2.32584158564828 362.999802348067 39.8786019167439 -88.3656560815346 3068558.58414765 T 23 CATAB v2.0f-lin.ifort 2019-Dec-04 13:53:18 2019-Dec-04 13:53
1960-Dec-19 15:21 00:02 Jupiter 1.67112382406113 1.67112279112322 1.67112485706487 4.56972997203068 4.45743378789645 2437288.139259897 1.84541499530851 585.404030318969 18.8196715472795 85.2138135381996 3303136.11143143 T 23 CATAB v2.0f-lin.ifort 2019-Dec-04 13:53:18 2019-Dec-04 13:53
1972-Jan-26 23:13 00:02 Jupiter 1.91913283409502 1.91913132558808 1.91913434261015 3.85230313985196 3.73597720602727 2441343.467368474 1.7181465700718 235.75495639794 35.0824622453688 71.8606430077631 2757186.68039761 T 23 CATAB v2.0f-lin.ifort 2019-Dec-04 13:53:18 2019-Dec-04 13:53
2092-Jun-10 09:07 00:02 Jupiter 1.69199844599514 1.69199710046063 1.69199979152983 4.90788083560295 4.80479809455056 2485308.880138353 1.99081637807367 204.503251098673 65.0210662442729 86.3548202607898 2435321.90053179 T 23 CATAB v2.0f-lin.ifort 2019-Dec-04 13:53:18 2019-Dec-04 13:53
2103-Aug-07 15:31 00:02 Jupiter 1.60787018124123 1.60786961216736 1.60787075033027 4.73503160788399 4.62243752536021 2489383.146835099 2.19160769413922 403.192232503615 20.1027791592103 87.2262638291115 3409783.09360799 T 23 CATAB v2.0f-lin.ifort 2019-Dec-04 13:53:18 2019-Dec-04 13:53
2114-Oct-04 11:55 00:03 Jupiter 1.78613160211068 1.78612955164704 1.7861336526796 4.3263378300205 4.21530016135858 2493458.996236314 2.88667195602951 716.946407071075 19.1284861552453 81.5419109327647 3243619.81390639 T 23 CATAB v2.0f-lin.ifort 2019-Dec-04 13:53:18 2019-Dec-04 13:53
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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