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193 Ambrosia (A879 DB)
Classification: Main-belt Asteroid          SPK-ID: 2000193
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2971414935985388 3.6949e-08  
a 2.599717662587402 6.0161e-09 au
q 1.827233673391679 9.5968e-08 au
i 11.99350300889349 4.3587e-06 deg
node 349.5131788303091 2.0164e-05 deg
peri 82.49984283859771 2.1247e-05 deg
M 299.2485181688479 6.2919e-06 deg
tp 2459258.869996234623
(2021-Feb-13.36999623)
2.6871e-05 TDB
period 1531.044113507843
4.19
5.3146e-06
1.455e-08
d
yr
n .2351336560611491 8.162e-10 deg/d
Q 3.372201651783125 7.8038e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3225  
   data-arc span      38396 days (105.12 yr)  
   first obs. used      1915-09-10  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .34444  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:32:24  

Additional Information
 Earth MOID = .886108 au 
 Jupiter MOID = 2.12984 au 
 T_jup = 3.322 
[ 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 9.7   n/a MPO492750  
diameter diameter 26.302 km 0.202 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.581 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[De Young, J.A.; Schmidt, R.E. (1996) Minor Planet Bull. 23, 42.]
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Warner, B.D. (2009) Minor Planet Bull. 36, 172-176.]
[Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.]
geometric albedo albedo 0.343   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.811   0.015 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=4.68, mean=4.80, max.=4.92) deg.
U-B UB 0.306   0.018 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=4.68, mean=4.80, max.=4.92) deg.
SMASSII spectral type spec_B Sk   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)

193 Ambrosia (A879 DB)          Discovered 1879-Feb-28 by Coggia, J. at Marseille
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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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
1929-Nov-27 13:04 < 00:01 Thisb 0.0387575473453628 0.0387536241603666 0.0387614705310436 7.81102208571227 7.81102206319008 2425943.044630378 0.291209917585513 195.784738701627 54.544669147929 -2.56577668868304 29959.9737982592 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:32:33 2020-Nov-13 04:32
2075-Jan-27 22:09 < 00:01 Juno 0.0322481707447077 0.0322439313187615 0.032252410227742 8.83529160720368 8.83529156450445 2478965.422827865 0.2936702409327 222.221897358792 35.4917735274318 18.2282858501238 47241.9525139639 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:32:33 2020-Nov-13 04:32

Alternate Designations
 A879 DB = A915 RB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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