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78919 (2003 SG108)
Classification: Main-belt Asteroid          SPK-ID: 2078919
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2032525364599998 4.8753e-08  
a 2.360979907521549 1.2235e-08 au
q 1.881104752786699 1.129e-07 au
i 4.260283144003854 4.4593e-06 deg
node 250.8131492048161 6.3313e-05 deg
peri 102.5573464358559 6.4545e-05 deg
M 227.6036692899029 1.687e-05 deg
tp 2459487.815597288285
(2021-Sep-30.31559729)
6.5091e-05 TDB
period 1325.064026192104
3.63
1.03e-05
2.82e-08
d
yr
n .2716849849395943 2.1119e-09 deg/d
Q 2.840855062256399 1.4722e-08 au
  Orbit Determination Parameters
   # obs. used (total)      661  
   data-arc span      12651 days (34.64 yr)  
   first obs. used      1985-10-22  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55076  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:02  

Additional Information
 Earth MOID = .881715 au 
 Jupiter MOID = 2.62107 au 
 T_jup = 3.519 
[ 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 15.7   n/a MPO366151  
diameter diameter 2.036 km 0.576 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.186   0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78919 (2003 SG108)          Discovered 2003-Sep-20 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ 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
1939-Jul-08 15:48 00:04 Eunom 0.0230073133141359 0.0230022016059969 0.0230124311415659 3.09969686711607 3.09969667027815 2429453.158657455 4.38049527202551 648.811904269405 36.2088802288345 -67.1010161320225 87435.4655076535 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:04 2020-Nov-12 21:25
1976-Nov-22 04:49 < 00:01 Amphi 0.0436368656205417 0.0436297413761018 0.04364398999031 4.25385230704069 4.25385227607098 2443104.700830744 0.709015386672999 374.324193511311 60.8147530600409 -18.6903430473606 38140.6365851649 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:04 2020-Nov-12 21:25
2009-Jul-23 11:48 < 00:01 Amphi 0.0449899622862452 0.0449879744304098 0.0449919501437619 4.25155458105628 4.25155455100177 2455035.991461324 0.626876957466363 100.573984549906 59.9224285496052 -12.3245988988359 69602.4822895465 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:04 2020-Nov-12 21:25
2074-Nov-19 21:29 00:01 Amphi 0.0329012226563221 0.0328931027982727 0.03290934509819 4.14288713480746 4.14288709263219 2478896.395098954 1.07257761232217 616.338762134694 60.3344469862149 -49.2630979053443 62000.9461888674 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:04 2020-Nov-12 21:25
2107-Jul-20 09:51 00:02 Amphi 0.0316391649636335 0.0316324894519618 0.0316458499401154 4.06462144187219 4.06462139717009 2490825.910661678 1.79073266882345 937.832328390996 59.7062963379253 -69.5113229496499 74241.9708559447 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:04 2020-Nov-12 21:25
2140-Mar-20 05:48 00:02 Amphi 0.0341883440153599 0.0341777040438674 0.0341989992148037 4.07486083888819 4.07486079762316 2502757.741656572 2.32275150087479 1261.65116226425 59.9290531759839 -65.262536611778 77490.1223140958 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:04 2020-Nov-12 21:25
2172-Nov-18 23:12 00:03 Amphi 0.0400603392819917 0.0400429906891921 0.0400777054439489 4.09801639115585 4.09801635613838 2514689.466732338 2.78801400677991 1582.93568167841 60.2753337412142 -56.9307653477919 83303.8979133637 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:04 2020-Nov-12 21:25

Alternate Designations
 2003 SG108 = 1985 UP1 = 2002 JL131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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