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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1602243986930342 1.0205e-07  
a 2.52951476420985 1.6232e-08 au
q 2.124224782129175 2.6402e-07 au
i 3.540737966373221 7.1643e-06 deg
node 290.7660899749544 0.00025214 deg
peri 141.2545525940402 0.00027979 deg
M 12.33642031700648 0.00014602 deg
tp 2459346.145195757966
(2021-May-11.64519576)
0.00059588 TDB
period 1469.448110659943
4.02
1.4144e-05
3.872e-08
d
yr
n .2449899369623339 2.3582e-09 deg/d
Q 2.934804746290526 1.8833e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      7399 days (20.26 yr)  
   first obs. used      2000-10-03  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56348  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:15:07  

Additional Information
 Earth MOID = 1.14015 au 
 Jupiter MOID = 2.33408 au 
 T_jup = 3.431 
[ 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 16.65   n/a E2021B55  
rotation period rot_per 1.03 h n/a LCDB (Rev. 2020-October); 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

[ 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
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 14 CATAB v2.0f-lin.ifort 2021-Apr-14 05:15:08 2021-Apr-14 05:15
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 14 CATAB v2.0f-lin.ifort 2021-Apr-14 05:15:08 2021-Apr-14 05:15

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