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26041 (4172 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2026041
[ 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1324325689278306 3.3906e-08  
a 2.408401017744418 8.3491e-09 au
q 2.089450283956123 8.1372e-08 au
i 1.697884443561965 3.6192e-06 deg
node 130.6132089359951 0.00013542 deg
peri 113.2622700639864 0.00013619 deg
M 9.162684271417083 1.4592e-05 deg
tp 2458965.753437096651
(2020-Apr-26.25343710)		 5.532e-05 TDB
period 1365.185383962922
3.74		 7.0989e-06
1.944e-08		 d
yr
n .2637004499381436 1.3712e-09 deg/d
Q 2.727351751532713 9.4548e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1051  
   data-arc span      18037 days (49.38 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-08-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55337  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:31:11  

Additional Information
 Earth MOID = 1.077 au 
 Jupiter MOID = 2.28422 au 
 T_jup = 3.509 
[ 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 15.5   n/a MPO351005  
diameter diameter 3.457 km 0.951 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
rotation period rot_per 10.30 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:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.059   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

26041 (4172 T-1)          Discovered 1971-Mar-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4172 T-1 = 1994 NR6 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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