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2313 Aruna (1976 TA)
Classification: Main-belt Asteroid          SPK-ID: 2002313
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1889282433966322 1.1716e-08  
a 2.457547092070352 6.6111e-09 au
q 1.993247036900999 2.8513e-08 au
i 1.839154149219465 2.3979e-07 deg
node 229.6220760713541 2.1632e-05 deg
peri 108.555465545644 2.112e-05 deg
M 191.1424743011687 5.6341e-06 deg
tp 2459860.538274444950
(2022-Oct-08.03827445)
2.3392e-05 TDB
period 1407.185008881287
3.85
5.6783e-06
1.555e-08
d
yr
n .2558298999263787 1.0323e-09 deg/d
Q 2.921847147239705 7.8602e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2775  
   data-arc span      26093 days (71.44 yr)  
   first obs. used      1949-10-15  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45958  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:09:09  

Additional Information
 Earth MOID = .983253 au 
 Jupiter MOID = 2.46888 au 
 T_jup = 3.466 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.07   n/a E2021B10  
diameter diameter 15.056 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.90 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Monson, A.; Kipp, S. (2004) Minor Planet Bull. 31, 71-73; Corrigendum: (2004) Minor Planet Bul. 31, 97.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
geometric albedo albedo 0.045   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2313 Aruna (1976 TA)          Discovered 1976-Oct-15 by Giclas, H. L. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1976 TA = 1949 TE = 1972 RA1 = 1980 QB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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