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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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2124479606458421 5.51e-08  
a 3.094482409294442 1.9504e-08 au
q 2.437065932185406 1.6761e-07 au
i 20.06640461322827 5.3171e-06 deg
node 25.80030005413534 1.1412e-05 deg
peri 338.3937046254951 1.4388e-05 deg
M 128.2782696505939 1.0553e-05 deg
tp 2458292.014369043627
(2018-Jun-22.51436904)
5.5887e-05 TDB
period 1988.293323873296
5.44
1.8798e-05
5.147e-08
d
yr
n .1810598042439241 1.7118e-09 deg/d
Q 3.751898886403478 2.3648e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1870  
   data-arc span      10906 days (29.86 yr)  
   first obs. used      1990-08-11  
   last obs. used      2020-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45921  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:21:37  

Additional Information
 Earth MOID = 1.44686 au 
 Jupiter MOID = 1.73885 au 
 T_jup = 3.097 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456983.5 (2014-Nov-22.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2088063975405951 5.4754e-08  
q 2.453868683458951 1.6592e-07 au
tp 2456300.087113079239
(2013-Jan-07.58711308)
5.4656e-05 TDB
node 25.92222184496204 1.1435e-05 deg
peri 338.2588250387964 1.4539e-05 deg
i 20.01707247359113 5.3091e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1870  
   data-arc span      10906 days (29.86 yr)  
   first obs. used      1990-08-11  
   last obs. used      2020-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45921  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:21:37  

Additional Information
 Jupiter MOID = 1.73885 au 
 T_jup = 3.097 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.997976295002708E-15 -9.046664571409307E-15 8.659220800314434E-13 1.315128756312493E-14 4.969697424366826E-14 1.204230706803943E-15
q -9.046664571409307E-15 2.752964715685358E-14 -2.726544423870605E-12 -4.122714696338828E-14 -1.529235384216601E-13 -5.128396546181771E-15
tp 8.659220800314434E-13 -2.726544423870605E-12 2.987255209906506E-9 4.237937180508163E-12 4.961804263660545E-10 -8.686174489785471E-12
node 1.315128756312493E-14 -4.122714696338828E-14 4.237937180508163E-12 1.307498229743794E-10 -1.221681846671593E-10 -8.531411724598179E-12
peri 4.969697424366826E-14 -1.529235384216601E-13 4.961804263660545E-10 -1.221681846671593E-10 2.113779508491414E-10 6.549434564655104E-12
i 1.204230706803943E-15 -5.128396546181771E-15 -8.686174489785471E-12 -8.531411724598179E-12 6.549434564655104E-12 2.818622906912936E-11

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 1.75979361257931 1.75979280943264 1.75979441573769 4.72286993529089 4.61983354193301 2427556.463003523 2.00204181329966 264.011991022904 17.3021252292638 82.3839016424704 3126876.36563855 T 33 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:42 2020-Nov-13 01:21
2004-Nov-18 23:05 < 00:01 Jupiter 1.78312524892922 1.78312468437986 1.78312581347907 4.56908995783942 4.46391536610191 2453328.461892709 0.348638652797872 98.5162718422226 22.0103961248404 80.2536661700062 3142600.04004272 T 33 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:42 2020-Nov-13 01:21
2065-Mar-06 02:39 00:01 Jupiter 1.82670253509196 1.82670186628184 1.82670320390842 4.75001328506427 4.6513704973024 2475350.610111090 1.2525962859368 231.55938524671 20.1156511869233 83.4945835980364 3382617.90665061 T 33 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:42 2020-Nov-13 01:21
2075-May-24 10:04 00:02 Jupiter 1.9846170868627 1.98461561259541 1.98461856113145 4.19520815060721 4.09221010912669 2479081.919279715 1.78258967665166 174.423912502154 62.060799565775 74.1958745696394 2952594.35058334 T 33 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:42 2020-Nov-13 01:21
2135-Sep-27 12:21 00:03 Jupiter 1.7369623174551 1.73696172998214 1.73696290492905 4.70417959186378 4.59934928819563 2501122.014737653 2.92748186124284 245.668590810371 27.8448033772674 -88.1363064958724 3318905.29211715 T 33 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:42 2020-Nov-13 01:21
2196-Jan-19 05:30 00:05 Jupiter 1.95483519516621 1.95483176798049 1.95483862272163 4.65784055616034 4.56386748228575 2523150.728917126 4.80559746349542 1399.57341646279 36.1354582666616 83.0451734303408 2975087.86246145 T 33 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:42 2020-Nov-13 01:21

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