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2995 Taratuta (1978 QK)
Classification: Main-belt Asteroid          SPK-ID: 2002995
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1365326367273308 3.3142e-08  
a 2.615952836365498 1.0008e-08 au
q 2.258789898062177 8.6487e-08 au
i 14.84353852299384 3.6854e-06 deg
node 169.6300205164003 1.1379e-05 deg
peri 330.0255019943992 1.6002e-05 deg
M 182.3490851428664 1.2853e-05 deg
tp 2459763.120084993227
(2022-Jul-02.62008499)
5.7377e-05 TDB
period 1545.408481675136
4.23
8.869e-06
2.428e-08
d
yr
n .2329481197164002 1.3369e-09 deg/d
Q 2.973115774668819 1.1375e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2642  
   data-arc span      23981 days (65.66 yr)  
   first obs. used      1955-03-21  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39078  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:09:29  

Additional Information
 Earth MOID = 1.28093 au 
 Jupiter MOID = 2.05769 au 
 T_jup = 3.347 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457380.5 (2015-Dec-24.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1355453310788873 3.3002e-08  
q 2.261715038919494 8.5986e-08 au
tp 2456669.063268508560
(2014-Jan-11.56326851)
5.0716e-05 TDB
node 169.7774663761616 1.1385e-05 deg
peri 329.4129275373161 1.6118e-05 deg
i 14.83663610564934 3.6839e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2642  
   data-arc span      23981 days (65.66 yr)  
   first obs. used      1955-03-21  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39078  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:09:29  

Additional Information
 Jupiter MOID = 2.05769 au 
 T_jup = 3.347 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.089116414207454E-15 -2.823528168997376E-15 3.201619492328246E-13 -2.274963980124004E-15 6.497616613675916E-14 2.822135027730971E-17
q -2.823528168997376E-15 7.393571610554842E-15 -7.164901616570629E-13 6.226559988231013E-15 -1.372042156081313E-13 -1.494841152719136E-16
tp 3.201619492328246E-13 -7.164901616570629E-13 2.572062377340439E-9 6.357107157165606E-13 5.858266670202167E-10 -4.497897901666091E-12
node -2.274963980124004E-15 6.226559988231013E-15 6.357107157165606E-13 1.296220030893751E-10 -1.247965875242025E-10 -5.419278310316073E-12
peri 6.497616613675916E-14 -1.372042156081313E-13 5.858266670202167E-10 -1.247965875242025E-10 2.597804685616279E-10 4.179583958472242E-12
i 2.822135027730971E-17 -1.494841152719136E-16 -4.497897901666091E-12 -5.419278310316073E-12 4.179583958472242E-12 1.35707790641473E-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 12.1   n/a MPO492785  
diameter diameter 16.59 km 1.2 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3
rotation period rot_per 11.14 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Schmidt, R.E. (2015) Minor Planet Bull. 42, 1-3.]
geometric albedo albedo 0.0704   0.011 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3

2995 Taratuta (1978 QK)          Discovered 1978-Aug-31 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1978 QK = 1951 JS = 1955 FD2 = 1955 FU = 1959 EE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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