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278 Paulina (A888 KA)
Classification: Main-belt Asteroid          SPK-ID: 2000278
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 50 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1315829190036306 1.7838e-08  
a 2.756408518254253 6.6615e-09 au
q 2.393712239455886 4.9404e-08 au
i 7.815589445863847 6.1914e-07 deg
node 61.98624955403035 3.7731e-06 deg
peri 140.0325791264146 1.2015e-05 deg
M 71.23506992639882 8.7839e-06 deg
tp 2459065.745961130703
(2020-Aug-04.24596113)
4.0642e-05 TDB
period 1671.528561928464
4.58
6.0594e-06
1.659e-08
d
yr
n .215371731120564 7.8074e-10 deg/d
Q 3.11910479705262 7.538e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3619  
   data-arc span      47751 days (130.74 yr)  
   first obs. used      1890-11-13  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40991  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 06:26:09  

Additional Information
 Earth MOID = 1.39646 au 
 Jupiter MOID = 1.85406 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 9.42   n/a MPO636064  
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. 2020-October); Warner et al., 2009 Published Reference List:
[Barucci, M.A.; Di Martino, M.; Dotto, E.; Fulchignoni, M.; et al. (1994) Icarus 109, 267-273.]
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[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.]
[Behrend, R. (2020) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
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 (A888 KA)          Discovered 1888-May-16 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1940-Oct-25 16:02 < 00:01 Jupiter 1.88131590306229 1.88131558620854 1.88131621991602 2.7558276631516 2.58730141363867 2429928.168361284 0.78466688063149 26.3288917561551 4.41075867091112 -73.3290194009082 7028957.51228845 T 50 CATAB v2.0g-lin.ifort 2021-Aug-25 06:27:34 2021-Aug-25 06:27
1962-Dec-12 03:27 < 00:01 Jupiter 1.98334869087994 1.98334844867027 1.98334893308983 2.49866606542024 2.32146470421999 2438010.643790998 0.573604750472189 45.5823284530697 2.69950963124259 -80.9502450368324 13540886.3157138 T 50 CATAB v2.0g-lin.ifort 2021-Aug-25 06:27:34 2021-Aug-25 06:27
2000-May-19 08:43 < 00:01 Jupiter 1.91966029315789 1.91966002863522 1.91966055768067 2.91092007877838 2.75517412391038 2451683.863013451 0.181718062655389 23.922381514084 3.52851656744596 -72.0536412831099 7812295.5495411 T 50 CATAB v2.0g-lin.ifort 2021-Aug-25 06:27:34 2021-Aug-25 06:27
2022-Jul-09 22:11 < 00:01 Jupiter 1.93293851980726 1.93293840510689 1.93293863450763 2.41611816842083 2.22737914260678 2459770.424517090 0.165353816373319 25.3039021170625 2.57998453424159 -83.5381290234031 12643710.2946083 T 50 CATAB v2.0g-lin.ifort 2021-Aug-25 06:27:34 2021-Aug-25 06:27
2059-Dec-12 06:22 < 00:01 Jupiter 1.97038147870055 1.97038112301411 1.9703818343871 3.07112208638076 2.92780395940976 2473439.765266050 0.494749424739449 30.471499213858 4.17824841904015 -66.8365707809746 7198701.58244336 T 50 CATAB v2.0g-lin.ifort 2021-Aug-25 06:27:34 2021-Aug-25 06:27
2082-Feb-04 13:19 < 00:01 Jupiter 1.8911261955637 1.89112594521696 1.89112644591162 2.40560169328952 2.21159064068553 2481530.055184932 0.756468978136196 89.6148148692933 2.41711209157465 -83.0080863415107 10663045.4796217 T 50 CATAB v2.0g-lin.ifort 2021-Aug-25 06:27:34 2021-Aug-25 06:27
2141-Sep-02 20:48 00:01 Jupiter 1.86038795267522 1.86038766356862 1.86038824178562 2.44800487174389 2.25436041608806 2503289.366473855 1.38783356856101 152.08697673457 2.0353364148168 -83.8776230996957 8929165.04668817 T 50 CATAB v2.0g-lin.ifort 2021-Aug-25 06:27:34 2021-Aug-25 06:27

Alternate Designations
 A888 KA = 1959 XF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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