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2088 Sahlia (1976 DJ)
Classification: Main-belt Asteroid          SPK-ID: 2002088
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07906284468040364 1.717e-08  
a 2.206724810147643 5.411e-09 au
q 2.032254869230547 3.9306e-08 au
i 5.540309080691847 4.1374e-07 deg
node 359.6747702473205 5.9052e-06 deg
peri 91.78596057991403 9.9795e-06 deg
M 296.1441347393213 6.5817e-06 deg
tp 2459412.882626261485
(2021-Jul-17.38262626)
2.2434e-05 TDB
period 1197.348828365432
3.28
4.404e-06
1.206e-08
d
yr
n .3006642604657293 1.1059e-09 deg/d
Q 2.381194751064739 5.8388e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2935  
   data-arc span      26461 days (72.45 yr)  
   first obs. used      1948-10-08  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39466  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:58:15  

Additional Information
 Earth MOID = 1.05747 au 
 Jupiter MOID = 2.72746 au 
 T_jup = 3.650 
[ 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 12.66   n/a E2021B10  
diameter diameter 7.370 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 10.37 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Binzel, R.P.; Mulholland, J.D. (1983) Icarus 56, 519-533.]
geometric albedo albedo 0.350   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B S   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)

2088 Sahlia (1976 DJ)          Discovered 1976-Feb-27 by Wild, P. at Zimmerwald
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1976 DJ = 1948 TE = 1955 XQ = 1970 LH = 1971 TG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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