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295590 (2008 SR134)
Classification: Main-belt Asteroid          SPK-ID: 2295590
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1600382148503944 1.7627e-07  
a 2.529677934819414 2.6148e-08 au
q 2.124832793984483 4.4533e-07 au
i 3.540830897621873 1.0341e-05 deg
node 290.7653372304784 0.00034589 deg
peri 141.1597648658221 0.00038726 deg
M 275.3883790898515 0.00024701 deg
tp 2459345.901158570139
(2021-May-11.40115857)
0.0010084 TDB
period 1469.590296790259
4.02
2.2785e-05
6.238e-08
d
yr
n .244966233640953 3.7981e-09 deg/d
Q 2.934523075654345 3.0332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6377 days (17.46 yr)  
   first obs. used      2000-10-03  
   last obs. used      2018-03-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63356  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:12:34  

Additional Information
 Earth MOID = 1.14095 au 
 Jupiter MOID = 2.33389 au 
 T_jup = 3.431 
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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 16.6   n/a MPO440401  
rotation period rot_per 1.03 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

295590 (2008 SR134)          Discovered 2008-Sep-23 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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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
2039-Nov-16 19:16 00:17 Hygie 0.0329843619013688 0.0329657438413881 0.0330029860392833 3.18406754700028 3.18406717911527 2466109.302553404 16.4938545065605 1183.7563574141 272.624064922613 39.7828960852773 11982.1895298798 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 11:12:36 2019-Jul-14 11:12
2183-Nov-23 08:12 00:25 Hygie 0.0107112671816476 0.0106610050575434 0.0107616111120481 3.63517424416697 3.63517325188203 2518710.841993257 24.9464446740529 2906.98207477501 196.086444096309 -30.6335784762697 4180.83410404941 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 11:12:36 2019-Jul-14 11:12

Alternate Designations
 2008 SR134 = 2004 TD360 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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