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277829 (2006 HL25)
Classification: Main-belt Asteroid          SPK-ID: 2277829
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2014429104465282 5.2097e-08  
a 2.77891241546922 1.4597e-08 au
q 2.219120210621109 1.4472e-07 au
i 7.954731613272984 4.5645e-06 deg
node 199.9934813947237 3.6126e-05 deg
peri 59.87814876794152 3.8884e-05 deg
M 354.1256116900246 1.1016e-05 deg
tp 2459028.110283483179
(2020-Jun-27.61028348)
5.173e-05 TDB
period 1692.040350323095
4.63
1.3332e-05
3.65e-08
d
yr
n .2127608835872371 1.6763e-09 deg/d
Q 3.338704620317332 1.7537e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      6582 days (18.02 yr)  
   first obs. used      2002-08-12  
   last obs. used      2020-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53912  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:15:29  

Additional Information
 Earth MOID = 1.21713 au 
 Jupiter MOID = 1.76363 au 
 T_jup = 3.290 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457879.5 (2017-May-06.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2006808782160256 5.2094e-08  
q 2.221917941614876 1.4463e-07 au
tp 2457335.072770036569
(2015-Nov-08.57277004)
5.6433e-05 TDB
node 200.0100614750689 3.6111e-05 deg
peri 59.72030854286118 3.8893e-05 deg
i 7.955155129392946 4.5651e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      6582 days (18.02 yr)  
   first obs. used      2002-08-12  
   last obs. used      2020-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53912  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:15:29  

Additional Information
 Jupiter MOID = 1.76363 au 
 T_jup = 3.290 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.71379642841439E-15 -7.50967211583398E-15 2.15527859433348E-13 3.785046918272741E-14 1.108598354436545E-13 -1.040309980760839E-14
q -7.50967211583398E-15 2.091810917070845E-14 -8.834106629886323E-13 -1.021211297782442E-13 -3.724471941768108E-13 2.994503635227059E-14
tp 2.15527859433348E-13 -8.834106629886323E-13 3.184725753172657E-9 3.057375940563913E-12 8.447210126131516E-10 -9.753578153082202E-13
node 3.785046918272741E-14 -1.021211297782442E-13 3.057375940563913E-12 1.304008012016977E-9 -1.288196277250213E-9 6.106115480842082E-11
peri 1.108598354436545E-13 -3.724471941768108E-13 8.447210126131516E-10 -1.288196277250213E-9 1.512655778324366E-9 -6.093782895217249E-11
i -1.040309980760839E-14 2.994503635227059E-14 -9.753578153082202E-13 6.106115480842082E-11 -6.093782895217249E-11 2.084017483035692E-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 16.5   n/a MPO433796  

277829 (2006 HL25)          Discovered 2006-Apr-20 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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