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192794 (1999 UY54)
Classification: Main-belt Asteroid          SPK-ID: 2192794
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09471609832868266 7.657e-08  
a 2.73724843617231 2.3889e-08 au
q 2.477986944141781 2.1713e-07 au
i 7.617924485818001 7.5322e-06 deg
node 30.43716615708286 4.5192e-05 deg
peri 138.8915486229666 5.4127e-05 deg
M 155.1873336997753 2.9721e-05 deg
tp 2458683.444191290043
(2019-Jul-18.94419129)
0.00013473 TDB
period 1654.130430723137
4.53
2.1654e-05
5.929e-08
d
yr
n .2176370093394743 2.8491e-09 deg/d
Q 2.996509928202839 2.6152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      260  
   data-arc span      7973 days (21.83 yr)  
   first obs. used      1999-10-06  
   last obs. used      2021-08-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56868  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:26:18  

Additional Information
 Earth MOID = 1.48963 au 
 Jupiter MOID = 1.97392 au 
 T_jup = 3.332 
[ 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 16.32   n/a MPO637972  
diameter diameter 2.251 km 0.400 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.115   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

192794 (1999 UY54)          Discovered 1999-Oct-19 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ 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
1963-Feb-08 12:11 00:02 Jupiter 1.98459612570966 1.98459541383736 1.98459683758343 3.18389795315741 3.04690159270416 2438069.007800468 1.91296176725508 172.226683038399 22.6164069627456 -83.7247039566953 1760742.49172751 T 16 CATAB v2.0g-lin.ifort 2021-Aug-25 22:26:19 2021-Aug-25 22:26
2058-Jan-19 10:59 00:02 Jupiter 1.98450180051253 1.98450118856614 1.98450241245893 3.21502883162009 3.07941113776762 2472747.957655321 1.56786584262062 135.532353055979 22.5149587945915 -85.8704443449189 1741762.69056895 T 16 CATAB v2.0g-lin.ifort 2021-Aug-25 22:26:19 2021-Aug-25 22:26
2153-Jan-02 07:15 00:05 Jupiter 1.97921527957753 1.97921453741459 1.97921602175049 3.23850647395966 3.10354743279841 2507428.802105366 4.97690056646948 382.696517235007 22.5995475737155 -85.5423045212907 1762257.24539615 T 16 CATAB v2.0g-lin.ifort 2021-Aug-25 22:26:19 2021-Aug-25 22:26

Alternate Designations
 1999 UY54 = 2006 GQ36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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