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854 Frostia (A916 GO)
Classification: Main-belt Asteroid          SPK-ID: 2000854
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 76 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1737437273323126 2.752e-08  
a 2.368829824921845 5.9133e-09 au
q 1.957260501723974 6.4273e-08 au
i 6.086313128381854 3.8289e-06 deg
node 190.5834565922719 2.8166e-05 deg
peri 84.21196091734656 3.0338e-05 deg
M 147.2487904864519 1.2166e-05 deg
tp 2458455.811186732589
(2018-Dec-03.31118673)
4.4327e-05 TDB
period 1331.677986138091
3.65
4.9864e-06
1.365e-08
d
yr
n .270335624488328 1.0123e-09 deg/d
Q 2.780399148119716 6.9407e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3052  
   data-arc span      28602 days (78.31 yr)  
   first obs. used      1942-07-11  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4064  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:25:05  

Additional Information
 Earth MOID = .952619 au 
 Jupiter MOID = 2.34967 au 
 T_jup = 3.518 
[ 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 11.9   n/a MPO452170  
diameter diameter 7.839 km 0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 37.56 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R.; Bernasconi, L.; Klotz, A.; Durkee, R. (2004) IAUC 8389. (854)]
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R.; et al. (2006) Astron. Astrophys. 446, 1177-1184.]
[Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2011) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Marchis, F.; Enriquez, J.E.; Emery, J.P.; Mueller, M.; et al. (2012) Icarus 221, 1130-1161.]
geometric albedo albedo 0.415   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

854 Frostia (A916 GO)          Discovered 1916-Apr-03 by Belyavskij, S. at Simeis
Discovered at Simeis during the First World War while Simeis was not in communication with the Rechen-Institut for long periods of time were given provisional designations containing the Greek letter SIGMA. These are here abbreviated S.
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
2045-Jun-18 12:05 < 00:01 Psych 0.0443237203089994 0.0443213179919599 0.044326122626084 3.48087506853875 3.48087499011844 2468150.003786351 0.765056204538472 119.714415472499 29.881921290521 -1.54820135452505 55624.6080130396 T 76 CATAB v2.0f-lin.ifort 2020-Nov-13 04:25:13 2020-Nov-13 04:25
2097-Feb-11 07:15 00:02 Europ 0.0343856680190729 0.0343834565176432 0.0343878798467632 3.59663584184106 3.59663575590058 2487015.802299728 2.0678145413036 204.507901569577 27.3947263268383 -58.2231765776142 160041.095200407 T 76 CATAB v2.0f-lin.ifort 2020-Nov-13 04:25:13 2020-Nov-13 04:25

Alternate Designations
 A916 GO = 1931 MB = 1935 QE = 1950 VP 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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