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JPL Small-Body Database Browser
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278 Paulina
Classification: Main-belt Asteroid          SPK-ID: 2000278
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1317907437509578 3.9737e-08  
a 2.756412754192231 9.5447e-09 au
q 2.393143067232611 1.0995e-07 au
i 7.817387082257382 4.5255e-06 deg
node 62.00057055926661 2.7885e-05 deg
peri 139.7129101977535 3.1894e-05 deg
M 260.0401578394311 1.6948e-05 deg
tp 2459064.628101037134
(2020-Aug-03.12810104)
7.991e-05 TDB
period 1671.532415036951
4.58
8.6821e-06
2.377e-08
d
yr
n .2153712346595694 1.1187e-09 deg/d
Q 3.119682441151852 1.0803e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2863  
   data-arc span      47103 days (128.96 yr)  
   first obs. used      1890-11-13  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45294  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 01:51:40  

Additional Information
 Earth MOID = 1.39565 au 
 Jupiter MOID = 1.85672 au 
 T_jup = 3.317 
[ 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 9.4   n/a MPO431493  
diameter diameter 32.773 km 0.254 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.497 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Barucci, M.A.; Di Martino, M.; Dotto, E.; Fulchignoni, M.; et al. (1994) Icarus 109, 267-273.]
[Durech, J. (2006) IAU 2006, poster paper.]
[Durech, J.; Kaasalainen, M.; Warner, B.D.; Fauerbach, M.; et al. (2009) Astron. Astrophys. 493, 291-297.]
[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 0.247   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B S   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)

278 Paulina          Discovered 1888-May-16 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1959 XF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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