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27597 Varuniyer (2001 DF14)
Classification: Main-belt Asteroid          SPK-ID: 2027597
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1381256268796577 5.1747e-08  
a 2.342046867630067 1.6172e-08 au
q 2.018550175857125 1.1993e-07 au
i 5.187653182858822 5.1924e-06 deg
node 270.1534633185404 8.1682e-05 deg
peri 352.0864262876148 8.7182e-05 deg
M 298.3381033663773 3.3899e-05 deg
tp 2457624.736433586360
(2016-Aug-24.23643359)
0.00012399 JED
period 1309.157202392506
3.58
1.356e-05
3.713e-08
d
yr
n .2749860745081599 2.8482e-09 deg/d
Q 2.665543559403009 1.8406e-08 au
  Orbit Determination Parameters
   # obs. used (total)      753  
   data-arc span      7140 days (19.55 yr)  
   first obs. used      1995-08-28  
   last obs. used      2015-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5282  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:25:49  

Additional Information
 Earth MOID = 1.00174 au 
 Jupiter MOID = 2.39738 au 
 T_jup = 3.545 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9 mag n/a MPO333072  
rotation period rot_per 6.1821 h n/a LCDB (Rev. 2015-December); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

27597 Varuniyer           Discovered 2001 Feb. 19 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Varun V. Iyer (b. 1998) is a finalist in the 2012 Broadcom MASTERS, a math and science competition for middle-school students, for his physical sciences project. He attends the Benjamin Franklin Middle School, Springfield, Illinois.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20121029/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2001 DF14 = 1999 TD271 = 1999 UO62 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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