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JPL Small-Body Database Browser
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277996 (2006 UR74)
Classification: Main-belt Asteroid          SPK-ID: 2277996
[ 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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2288128724080407 4.7146e-08  
a 2.577258168455232 2.3535e-08 au
q 1.987548323993905 1.1354e-07 au
i 2.941142646497248 9.6954e-06 deg
node 306.2813844911149 0.00021142 deg
peri 147.5655651765319 0.00021541 deg
M 326.6727116008386 4.2359e-05 deg
tp 2458740.404857331407
(2019-Sep-13.90485733)		 0.00017903 TDB
period 1511.246520751261
4.14		 2.0701e-05
5.668e-08		 d
yr
n .2382139479275949 3.263e-09 deg/d
Q 3.16696801291656 2.8921e-08 au
   Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      9010 days (24.67 yr)  
   first obs. used      1995-02-06  
   last obs. used      2019-10-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70818  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 05:26:08  

Additional Information
 Earth MOID = 1.0051 au 
 Jupiter MOID = 2.03177 au 
 T_jup = 3.387 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456839.5 (2014-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2278216880179875 4.7798e-08  
q 1.990594906123579 1.1514e-07 au
tp 2457230.153977668006
(2015-Jul-26.65397767)		 0.00016764 TDB
node 306.373073221083 0.00021109 deg
peri 147.6833708524639 0.00021511 deg
i 2.942659457800442 9.7074e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      9010 days (24.67 yr)  
   first obs. used      1995-02-06  
   last obs. used      2019-10-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70818  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 05:26:08  

Additional Information
 Jupiter MOID = 2.03177 au 
 T_jup = 3.387 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.284684426764832E-15 -5.453094025569463E-15 3.572227291583635E-12 -3.646737447825071E-16 8.752794797820724E-13 -1.652746834002507E-16
q -5.453094025569463E-15 1.325631801048738E-14 -7.594558954244265E-12 -4.942690401002401E-16 -1.865576885310913E-12 4.243448906876416E-16
tp 3.572227291583635E-12 -7.594558954244265E-12 2.810196956953964E-8 1.918864929262568E-10 7.130236157962422E-9 8.187723378993691E-12
node -3.646737447825071E-16 -4.942690401002401E-16 1.918864929262568E-10 4.455836814605576E-8 -4.444779588985157E-8 1.590614747254621E-9
peri 8.752794797820724E-13 -1.865576885310913E-12 7.130236157962422E-9 -4.444779588985157E-8 4.627151336005918E-8 -1.58631768351541E-9
i -1.652746834002507E-16 4.243448906876416E-16 8.187723378993691E-12 1.590614747254621E-9 -1.58631768351541E-9 9.423280495983559E-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 17.4   n/a MPO455063  

277996 (2006 UR74)          Discovered 2006-Oct-17 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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