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101127 (1998 RE57)
Classification: Main-belt Asteroid          SPK-ID: 2101127
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .2171460310193352 4.6289e-08  
a 2.425529801354513 9.5656e-09 au
q 1.898835631871264 1.1414e-07 au
i 4.858208467349128 6.0051e-06 deg
node 173.9018688713393 4.9536e-05 deg
peri 145.7669013902476 5.2084e-05 deg
M 291.6254198604575 1.4093e-05 deg
tp 2459262.559869900659
(2021-Feb-17.05986990)
5.4481e-05 TDB
period 1379.775246468787
3.78
8.1622e-06
2.235e-08
d
yr
n .2609120586279077 1.5434e-09 deg/d
Q 2.952223970837763 1.1643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      344  
   data-arc span      8503 days (23.28 yr)  
   first obs. used      1997-03-07  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63923  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:02:15  

Additional Information
 Earth MOID = .888484 au 
 Jupiter MOID = 2.38066 au 
 T_jup = 3.473 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO469018  

101127 (1998 RE57)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 RE57 = 2002 VF74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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