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1677 Tycho Brahe (1940 RO)
Classification: Main-belt Asteroid          SPK-ID: 2001677
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1080583123214743 2.5512e-08  
a 2.532643316648531 9.0254e-09 au
q 2.25897015413923 6.5582e-08 au
i 14.85895940612588 5.0987e-07 deg
node 337.8756209524032 2.5195e-06 deg
peri 318.0633708304341 4.5938e-06 deg
M 15.17905184766392 4.0231e-06 deg
tp 2459138.427159963905
(2020-Oct-15.92715996)
1.6394e-05 TDB
period 1472.175115893914
4.03
7.8694e-06
2.155e-08
d
yr
n .2445361262484088 1.3071e-09 deg/d
Q 2.806316479157832 1.0001e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2422  
   data-arc span      31289 days (85.66 yr)  
   first obs. used      1935-03-29  
   last obs. used      2020-11-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42153  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 12:47:17  

Additional Information
 Earth MOID = 1.26231 au 
 Jupiter MOID = 2.52691 au 
 T_jup = 3.395 
[ 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 11.78   n/a E2021B10  
diameter diameter 11.784 km 0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.848 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Violante, R.; Leake, M.A. (2012) J. SE Assoc. Research in Astron. 7, 41-44.]
[Benishek, V. (2018) Minor Planet Bull. 45, 187-189.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
[Fauerbach, M. (2019) Minor Planet Bull. 46, 418-421.]
geometric albedo albedo 0.221   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1677 Tycho Brahe (1940 RO)          Discovered 1940-Sep-06 by Vaisala, Y. at Turku
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1940 RO = 1928 SP = 1935 FL = 1952 QN1 = 1952 SD1 = A916 UA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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