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4169 Celsius (1980 FO3)
Classification: Outer Main-belt Asteroid          SPK-ID: 2004169
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1629028466472359 8.3223e-09  
a 3.399527674622639 1.7294e-08 au
q 2.845734939170553 2.6463e-08 au
i 9.995262886374778 2.3886e-07 deg
node 355.1490247091768 1.2976e-06 deg
peri 31.97853916995467 9.9669e-06 deg
M 327.9837215646357 7.7062e-06 deg
tp 2459404.107909930047
(2021-Jul-08.60790993)
4.9406e-05 TDB
period 2289.424354014018
6.27
1.747e-05
4.783e-08
d
yr
n .1572447673882811 1.1999e-09 deg/d
Q 3.953320410074726 2.0111e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3382  
   data-arc span      20547 days (56.25 yr)  
   first obs. used      1964-10-12  
   last obs. used      2021-01-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39304  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:01:37  

Additional Information
 Earth MOID = 1.85413 au 
 Jupiter MOID = 1.57378 au 
 T_jup = 3.101 
[ 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 11.14   n/a E2021B10  
diameter diameter 37.303 km 0.195 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 10.887 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:
[Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.057   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

4169 Celsius (1980 FO3)          Discovered 1980-Mar-16 by Lagerkvist, C.-I. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1980 FO3 = 1964 TM = 1974 FK = 1977 TL7 = 1984 BE = 1986 EQ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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