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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1140255962190958 3.8035e-08  
a 3.08852175493767 1.5374e-08 au
q 2.736351220395254 1.1838e-07 au
i 13.18175549574714 4.3262e-06 deg
node 55.13047673514664 1.9013e-05 deg
peri 84.29073339313257 2.7011e-05 deg
M 142.1406752505822 1.9018e-05 deg
tp 2457817.718960728483
(2017-Mar-05.21896073)
0.00010391 TDB
period 1982.55125523327
5.43
1.4803e-05
4.053e-08
d
yr
n .1815842082517266 1.3558e-09 deg/d
Q 3.440692289480086 1.7127e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2309  
   data-arc span      19383 days (53.07 yr)  
   first obs. used      1966-10-20  
   last obs. used      2019-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43468  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 20:27:59  

Additional Information
 Earth MOID = 1.79002 au 
 Jupiter MOID = 1.75759 au 
 T_jup = 3.175 
[ 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 11.1   n/a MPO347532  
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. 2019-January); 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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