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27869 (1995 SR45)
Classification: Main-belt Asteroid          SPK-ID: 2027869
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1512532255752511 3.3586e-08  
a 2.383732179979987 8.3407e-09 au
q 2.023184998850489 8.1801e-08 au
i 1.084089258517567 4.2915e-06 deg
node 179.8551731967609 0.00016698 deg
peri 62.88020806103284 0.00016764 deg
M 339.2527112220774 1.4208e-05 deg
tp 2459077.971767978654
(2020-Aug-16.47176798)
5.3013e-05 TDB
period 1344.264147997658
3.68
7.0554e-06
1.932e-08
d
yr
n .2678045089101248 1.4056e-09 deg/d
Q 2.744279361109485 9.6023e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1024  
   data-arc span      9034 days (24.73 yr)  
   first obs. used      1995-09-17  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53032  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 19:36:28  

Additional Information
 Earth MOID = 1.01055 au 
 Jupiter MOID = 2.26746 au 
 T_jup = 3.521 
[ 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 15.7   n/a MPO319429  

27869 (1995 SR45)          Discovered 1995-Sep-26 by Spacewatch at Kitt Peak
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 SR45 = 1998 HE154 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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