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

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1387764566686037 2.9465e-08  
a 2.34214973028066 7.4624e-09 au
q 2.017114489724984 6.8531e-08 au
i 5.188697367834656 3.3176e-06 deg
node 270.1287993851823 4.1367e-05 deg
peri 352.3155307505833 4.415e-05 deg
M 18.20467087597756 1.4429e-05 deg
tp 2458934.293483015936
(2020-Mar-25.79348302)
5.2551e-05 TDB
period 1309.24345057588
3.58
6.2572e-06
1.713e-08
d
yr
n .2749679594285168 1.3141e-09 deg/d
Q 2.667184970836336 8.498e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1683  
   data-arc span      9194 days (25.17 yr)  
   first obs. used      1995-08-28  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46833  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:22:18  

Additional Information
 Earth MOID = 1.00161 au 
 Jupiter MOID = 2.40207 au 
 T_jup = 3.545 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457247.5 (2015-Aug-13.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1383742284069377 2.9516e-08  
q 2.0182164747455 6.8583e-08 au
tp 2457624.531361352817
(2016-Aug-24.03136135)
5.4543e-05 TDB
node 270.1875009011708 4.136e-05 deg
peri 352.0100301959009 4.4154e-05 deg
i 5.188672902882308 3.3181e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1683  
   data-arc span      9194 days (25.17 yr)  
   first obs. used      1995-08-28  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46833  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:22:18  

Additional Information
 Jupiter MOID = 2.40207 au 
 T_jup = 3.545 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.711977015155052E-16 -2.015635960814585E-15 2.73285720508051E-13 5.052996680058913E-15 4.556675476683617E-14 -8.65011897253627E-16
q -2.015635960814585E-15 4.703559639565759E-15 -7.544032529380509E-13 -1.153601053737952E-14 -1.430858875239122E-13 2.176823983146863E-15
tp 2.73285720508051E-13 -7.544032529380509E-13 2.974987536302799E-9 1.533319010158245E-11 8.563114788435183E-10 -2.459458378752343E-12
node 5.052996680058913E-15 -1.153601053737952E-14 1.533319010158245E-11 1.710633195083388E-9 -1.698902050851154E-9 4.112678313721478E-11
peri 4.556675476683617E-14 -1.430858875239122E-13 8.563114788435183E-10 -1.698902050851154E-9 1.949582550531425E-9 -4.165831085077672E-11
i -8.65011897253627E-16 2.176823983146863E-15 -2.459458378752343E-12 4.112678313721478E-11 -4.165831085077672E-11 1.100971887846113E-11

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 MPO435955  
rotation period rot_per 6.182 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:
[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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1922-Mar-11 16:06 < 00:01 Eunom 0.0467526731061752 0.0467517888776189 0.0467535573883008 5.82039711917007 5.82039706758372 2423125.170892883 0.278364115310448 506.136446312081 43.5308317394315 89.2134093519515 160574.146617598 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 01:22:22 2020-Nov-13 01:22
1943-Sep-10 19:52 < 00:01 Eunom 0.0451263160144781 0.0451250935930441 0.0451275390633868 5.76077164472525 5.76077159072654 2430978.327434813 0.283205459768907 383.044811033125 43.4440656337873 -83.5550565114403 154341.861372287 T 26 CATAB v2.0f-lin.ifort 2020-Nov-13 01:22:22 2020-Nov-13 01:22

Alternate Designations
 2001 DF14 = 1999 TD271 = 1999 UO62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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