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1889 Pakhmutova (1968 BE)
Classification: Main-belt Asteroid          SPK-ID: 2001889
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1152431192426252 3.4968e-08  
a 3.086036848164846 1.3587e-08 au
q 2.73039233568465 1.1078e-07 au
i 13.18012277015347 3.8315e-06 deg
node 55.10412382384342 1.6994e-05 deg
peri 84.04434970947729 2.4148e-05 deg
M 287.1696170405992 1.8387e-05 deg
tp 2459797.099295059874
(2022-Aug-05.59929506)
0.00010227 TDB
period 1980.159108897552
5.42
1.3077e-05
3.58e-08
d
yr
n .1818035724414232 1.2007e-09 deg/d
Q 3.441681360645043 1.5153e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2926  
   data-arc span      19839 days (54.32 yr)  
   first obs. used      1966-10-20  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40138  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 12:54:19  

Additional Information
 Earth MOID = 1.78429 au 
 Jupiter MOID = 1.75591 au 
 T_jup = 3.176 
[ 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 11.18   n/a E2021B10  
diameter diameter 35.243 km 0.626 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 17.490 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2006) Minor Planet Bull. 33, 82-84.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.057   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1889 Pakhmutova (1968 BE)          Discovered 1968-Jan-24 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1968 BE = 1942 JM = 1966 US = 1969 JM 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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