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27723 (1990 QA)
Classification: Main-belt Asteroid          SPK-ID: 2027723
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2124479606025803 5.5099e-08  
a 3.094482409279236 1.95e-08 au
q 2.437065932307303 1.6761e-07 au
i 20.06640465318471 5.3157e-06 deg
node 25.80030013836463 1.1409e-05 deg
peri 338.3937046058551 1.4383e-05 deg
M 128.2782696203674 1.0553e-05 deg
tp 2458292.014369215791
(2018-Jun-22.51436922)
5.588e-05 TDB
period 1988.29332385864
5.44
1.8794e-05
5.146e-08
d
yr
n .1810598042452586 1.7115e-09 deg/d
Q 3.751898886251169 2.3643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1877  
   data-arc span      11043 days (30.23 yr)  
   first obs. used      1990-08-11  
   last obs. used      2020-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45848  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:30:26  

Additional Information
 Earth MOID = 1.44686 au 
 Jupiter MOID = 1.73885 au 
 T_jup = 3.097 
[ 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 12.5   n/a MPO459052  
diameter diameter 17.925 km 0.331 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27723 (1990 QA)          Discovered 1990-Aug-19 by McNaught, R. H. at Siding Spring
Reference: 20010902/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
1934-Apr-28 23:07 00:02 Jupiter 1.75979361220713 1.75979280907606 1.7597944153498 4.72286990343399 4.61983350934357 2427556.462989674 2.00183579805827 264.00107938258 17.3019520661014 82.383767820997 3127381.82183044 T 34 CATAB v2.0f-lin.ifort 2020-Dec-18 03:30:31 2020-Dec-18 03:30
2004-Nov-18 23:05 < 00:01 Jupiter 1.78312525007809 1.78312468559391 1.78312581456278 4.5690899957264 4.46391540495012 2453328.461897515 0.348608128435174 98.5138939326985 22.0057431966683 80.2522638628995 3143281.70960629 T 34 CATAB v2.0f-lin.ifort 2020-Dec-18 03:30:31 2020-Dec-18 03:30
2065-Mar-06 02:39 00:01 Jupiter 1.82670253488931 1.82670186632902 1.82670320345594 4.75001329703076 4.6513705095116 2475350.610102460 1.25229204456546 231.489607064166 20.1138091089826 83.4962395400022 3383490.30296179 T 34 CATAB v2.0f-lin.ifort 2020-Dec-18 03:30:31 2020-Dec-18 03:30
2075-May-24 10:04 00:02 Jupiter 1.98461708834934 1.98461561450228 1.98461856219786 4.1952081488815 4.09221010743567 2479081.919279622 1.7821739483672 174.419797731894 62.0417739055849 74.1998357618891 2953332.46010121 T 34 CATAB v2.0f-lin.ifort 2020-Dec-18 03:30:31 2020-Dec-18 03:30
2135-Sep-27 12:21 00:03 Jupiter 1.73696231793235 1.73696173047351 1.73696290539218 4.70417958224873 4.59934927839056 2501122.014733012 2.92693553045176 245.607101080156 27.8446613878318 -88.136198001893 3319622.34067823 T 34 CATAB v2.0f-lin.ifort 2020-Dec-18 03:30:31 2020-Dec-18 03:30
2196-Jan-19 05:30 00:05 Jupiter 1.9548351985928 1.95483177215624 1.95483862539883 4.65784055901934 4.56386748537003 2523150.728922280 4.80475733236602 1399.27480940222 36.1343740501611 83.0452545989049 2975812.45853106 T 34 CATAB v2.0f-lin.ifort 2020-Dec-18 03:30:31 2020-Dec-18 03:30

Alternate Designations
 1990 QA = 1996 TY10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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