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277567 (2005 YF172)
Classification: Main-belt Asteroid          SPK-ID: 2277567
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07198018972090892 7.8081e-08  
a 2.59378316062656 2.6278e-08 au
q 2.407082156629761 2.0552e-07 au
i 15.21804182269065 1.1007e-05 deg
node 58.21735349688031 2.1583e-05 deg
peri 46.48471084351046 0.00012162 deg
M 176.2991592185515 0.00011404 deg
tp 2458253.283132791383
(2018-May-14.78313279)
0.0004837 TDB
period 1525.804623161222
4.18
2.3187e-05
6.348e-08
d
yr
n .2359410861228995 3.5855e-09 deg/d
Q 2.780484164623358 2.8169e-08 au
  Orbit Determination Parameters
   # obs. used (total)      298  
   data-arc span      6816 days (18.66 yr)  
   first obs. used      2000-10-02  
   last obs. used      2019-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60915  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:47:06  

Additional Information
 Earth MOID = 1.4443 au 
 Jupiter MOID = 2.44026 au 
 T_jup = 3.365 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457390.5 (2016-Jan-03.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07338502415877669 7.9844e-08  
q 2.401039294795393 2.1051e-07 au
tp 2456727.399904412983
(2014-Mar-10.89990441)
0.00047115 TDB
node 58.24680887399416 2.1565e-05 deg
peri 45.81411816616874 0.00011876 deg
i 15.23068925116282 1.1017e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      298  
   data-arc span      6816 days (18.66 yr)  
   first obs. used      2000-10-02  
   last obs. used      2019-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60915  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:47:06  

Additional Information
 Jupiter MOID = 2.44026 au 
 T_jup = 3.365 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.375052860770503E-15 -1.669574258776933E-14 -3.198400814450824E-11 -2.5735419162362E-14 -8.027218160751817E-12 4.705310852590524E-14
q -1.669574258776933E-14 4.43139049643044E-14 8.214608927887143E-11 6.248769749479537E-14 2.069522292261477E-11 -1.169855647480309E-13
tp -3.198400814450824E-11 8.214608927887143E-11 2.21981639146495E-7 1.62971796474288E-10 5.503690048112501E-8 -3.373916364910338E-10
node -2.5735419162362E-14 6.248769749479537E-14 1.62971796474288E-10 4.650404642229058E-10 -4.080754904027207E-10 -1.582825154322268E-10
peri -8.027218160751817E-12 2.069522292261477E-11 5.503690048112501E-8 -4.080754904027207E-10 1.41042753896695E-8 6.936858166782691E-11
i 4.705310852590524E-14 -1.169855647480309E-13 -3.373916364910338E-10 -1.582825154322268E-10 6.936858166782691E-11 1.213655753899812E-10

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 16.1   n/a MPO476190  

277567 (2005 YF172)          Discovered 2005-Dec-22 by CSS at Catalina
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 YF172 = 2002 FQ24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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