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27044 (1998 RP74)
Classification: Main-belt Asteroid          SPK-ID: 2027044
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1363312237344381 3.0205e-08  
a 2.275040207365224 8.2348e-09 au
q 1.964881191850073 6.7766e-08 au
i 4.58804518352828 4.0836e-06 deg
node 335.0563182585501 4.3295e-05 deg
peri 284.0301013364228 4.7163e-05 deg
M 210.5185339028469 2.216e-05 deg
tp 2459520.935471789509
(2021-Nov-02.43547179)
7.8782e-05 TDB
period 1253.377925277062
3.43
6.8051e-06
1.863e-08
d
yr
n .2872238235091154 1.5595e-09 deg/d
Q 2.585199222880374 9.3574e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1424  
   data-arc span      10924 days (29.91 yr)  
   first obs. used      1990-03-03  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53109  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:56:02  

Additional Information
 Earth MOID = .955818 au 
 Jupiter MOID = 2.4861 au 
 T_jup = 3.593 
[ 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 14.9   n/a MPO439289  

27044 (1998 RP74)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RP74 = 1990 EQ7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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