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74706 (1999 RE150)
Classification: Main-belt Asteroid          SPK-ID: 2074706
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1854722329493029 5.9457e-08  
a 2.252937812161888 8.8958e-09 au
q 1.835080405444305 1.334e-07 au
i 5.371861271664282 5.9475e-06 deg
node 340.7597165748866 4.4531e-05 deg
peri 15.35979250225491 4.5642e-05 deg
M 36.71146632714321 1.0135e-05 deg
tp 2458874.543244958312
(2020-Jan-26.04324496)
3.4552e-05 TDB
period 1235.157196145056
3.38
7.3156e-06
2.003e-08
d
yr
n .2914608773066014 1.7263e-09 deg/d
Q 2.67079521887947 1.0546e-08 au
  Orbit Determination Parameters
   # obs. used (total)      685  
   data-arc span      10430 days (28.56 yr)  
   first obs. used      1989-09-27  
   last obs. used      2018-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54179  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:25:39  

Additional Information
 Earth MOID = .831025 au 
 Jupiter MOID = 2.77024 au 
 T_jup = 3.597 
[ 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 15.9   n/a MPO233863  
rotation period rot_per 4.48 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

74706 (1999 RE150)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RE150 = 1989 ST7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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