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115407 (2003 ST294)
Classification: Main-belt Asteroid          SPK-ID: 2115407
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1685171566037025 4.1783e-08  
a 2.332037456070644 9.6385e-09 au
q 1.939049134880288 1.0015e-07 au
i 4.912802386897159 4.1079e-06 deg
node 134.2564515099888 4.781e-05 deg
peri 254.2566295255021 4.9415e-05 deg
M 1.013804049192452 1.2165e-05 deg
tp 2459392.836862422005
(2021-Jun-27.33686242)
4.3947e-05 TDB
period 1300.773585515451
3.56
8.0643e-06
2.208e-08
d
yr
n .2767583874770524 1.7158e-09 deg/d
Q 2.725025777261001 1.1263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      855  
   data-arc span      7707 days (21.10 yr)  
   first obs. used      1998-04-22  
   last obs. used      2019-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57932  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:43:25  

Additional Information
 Earth MOID = .949808 au 
 Jupiter MOID = 2.73002 au 
 T_jup = 3.546 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456943.5 (2014-Oct-13.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1684547263871789 4.1518e-08  
q 1.939446427089375 9.9465e-08 au
tp 2456791.439284522997
(2014-May-13.93928452)
4.0812e-05 TDB
node 134.2980696704738 4.7831e-05 deg
peri 254.4219483164246 4.9446e-05 deg
i 4.910789069106936 4.1057e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      855  
   data-arc span      7707 days (21.10 yr)  
   first obs. used      1998-04-22  
   last obs. used      2019-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57932  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:43:25  

Additional Information
 Jupiter MOID = 2.73002 au 
 T_jup = 3.546 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.723725931012876E-15 -4.117383624901407E-15 -4.944393610542842E-13 2.385633519827385E-14 -2.055199742571361E-13 -1.816134705109593E-15
q -4.117383624901407E-15 9.893260634451814E-15 1.154447480399536E-12 -5.71164453799569E-14 4.851722843954719E-13 4.572114932612296E-15
tp -4.944393610542842E-13 1.154447480399536E-12 1.66558523056878E-9 -1.854558387398952E-11 5.247110425917816E-10 6.428427365412724E-13
node 2.385633519827385E-14 -5.71164453799569E-14 -1.854558387398952E-11 2.287804785339341E-9 -2.284974573154962E-9 5.090292772658168E-11
peri -2.055199742571361E-13 4.851722843954719E-13 5.247110425917816E-10 -2.284974573154962E-9 2.444862380290493E-9 -5.047165504516505E-11
i -1.816134705109593E-15 4.572114932612296E-15 6.428427365412724E-13 5.090292772658168E-11 -5.047165504516505E-11 1.685688438425688E-11

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 16.1   n/a MPO436553  
diameter diameter 1.535 km 0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.01 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:
[Polishook, D.; Brosch, N. (2008) ACM 2008 poster.]
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.298   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115407 (2003 ST294)          Discovered 2003-Sep-28 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
2138-Apr-10 13:14 00:03 Thisb 0.0157458538653166 0.0157442179252113 0.0157475286732333 4.30097609461357 4.30097599393396 2502048.051193093 3.20759084159307 1381.7551687472 36.9650485087013 86.9398820525818 63599.4438538429 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 16:43:28 2021-Apr-13 16:43
2195-Jul-12 21:29 00:05 Hebe 0.042895460264939 0.0428737926629562 0.0429171626068011 3.67283142116886 3.67283138170994 2522960.394959061 5.32645419148709 2206.89457595879 29.9614767428511 -60.6940234077037 186629.982460957 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 16:43:28 2021-Apr-13 16:43

Alternate Designations
 2003 ST294 = 2001 DO24 = 2003 UA202 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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