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1989 Tatry (1955 FG)
Classification: Main-belt Asteroid          SPK-ID: 2001989
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07578814343644999 1.8552e-08  
a 2.352232915989522 5.8424e-09 au
q 2.173961550356569 4.3712e-08 au
i 7.763755802827301 2.7922e-07 deg
node 25.27053527141292 6.0353e-06 deg
peri 88.18154023316869 1.116e-05 deg
M 188.4142911066509 7.7257e-06 deg
tp 2460024.554777969069
2.8537e-05 TDB
period 1317.707176938609
n .2732018207841728 1.0179e-09 deg/d
Q 2.530504281622475 6.2852e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2848  
   data-arc span      31294 days (85.68 yr)  
   first obs. used      1935-10-16  
   last obs. used      2021-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37765  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 13:01:17  

Additional Information
 Earth MOID = 1.20719 au 
 Jupiter MOID = 2.53453 au 
 T_jup = 3.541 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.66   n/a E2021B10  
diameter diameter 9.603 km 0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 131.3 h n/a LCDB (Rev. 2020-October); 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:
[Galad, A.; Kornos, L.; Gajdos, S. (2009) Minor Planet Bull. 36, 13-15.]
geometric albedo albedo 0.192   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
SMASSII spectral type spec_B C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

1989 Tatry           Discovered 1955 Mar. 20 by A. Paroubek and R. Podstanicka at Skalnate Pleso Observatory.
Named for Vysoke Tatry, the High Tatras, the highest mountain range in Czechoslovakia. The Skalnate Pleso Observatory is located in this range.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 5183Last Updated: 2006-03-21

Alternate Designations
 1955 FG = 1935 UQ = 1944 DL = 1955 DY = 1964 WK = 1968 YC = 1971 SJ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
FirstGov 2021-Aug-01 09:04 UT
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