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JPL Small-Body Database Browser
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848 Inna (A915 RQ)
Classification: Main-belt Asteroid          SPK-ID: 2000848
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1626949013832378 3.1791e-08  
a 3.10965138722878 1.2193e-08 au
q 2.603726961447345 9.8571e-08 au
i 1.05385222008076 3.7236e-06 deg
node 207.8166431295935 0.00018123 deg
peri 125.2688775835516 0.00018152 deg
M 344.7669777674149 1.0578e-05 deg
tp 2458685.251922544964
(2019-Jul-20.75192255)
5.8891e-05 TDB
period 2002.930977867369
5.48
1.178e-05
3.225e-08
d
yr
n .1797365980046461 1.0571e-09 deg/d
Q 3.615575813010215 1.4177e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3276  
   data-arc span      41581 days (113.84 yr)  
   first obs. used      1905-12-27  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4801  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 01:58:10  

Additional Information
 Earth MOID = 1.59275 au 
 Jupiter MOID = 1.75308 au 
 T_jup = 3.199 
[ 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 11.3   n/a MPO452169  
diameter diameter 33.027 km 0.130 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.069   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

848 Inna (A915 RQ)          Discovered 1915-Sep-05 by Neujmin, G. at Simeis
Independent discovery Sept. 9 by M. Wolf, Heidelberg, was announced first.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A915 RQ = 1932 WJ = 1934 AC = 1934 CM1 = 1934 CV = 1937 RD = 1959 TJ = A905 YA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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