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46850 (1998 QO37)
Classification: Main-belt Asteroid          SPK-ID: 2046850
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .218608438953094 4.3774e-08  
a 2.536813654216474 1.0509e-08 au
q 1.982244781353317 1.1341e-07 au
i 6.444599314775867 4.0715e-06 deg
node 181.8677799600968 4.0036e-05 deg
peri 75.17627770383217 4.1816e-05 deg
M 292.3437122729109 1.3688e-05 deg
tp 2459673.855600968256
(2022-Apr-04.35560097)
5.6742e-05 TDB
period 1475.812813604816
4.04
9.1707e-06
2.511e-08
d
yr
n .243933374667391 1.5158e-09 deg/d
Q 3.091382527079632 1.2807e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1251  
   data-arc span      9737 days (26.66 yr)  
   first obs. used      1994-09-11  
   last obs. used      2021-05-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56522  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 16:53:46  

Additional Information
 Earth MOID = .979611 au 
 Jupiter MOID = 1.99574 au 
 T_jup = 3.405 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457123.5 (2015-Apr-11.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2190869934675073 4.3696e-08  
q 1.980558699263294 1.1327e-07 au
tp 2456723.301237792640
(2014-Mar-06.80123779)
5.2634e-05 TDB
node 181.9016377803038 4.0023e-05 deg
peri 75.22404016103408 4.1798e-05 deg
i 6.445763640932863 4.0733e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1251  
   data-arc span      9737 days (26.66 yr)  
   first obs. used      1994-09-11  
   last obs. used      2021-05-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56522  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 16:53:46  

Additional Information
 Jupiter MOID = 1.99574 au 
 T_jup = 3.405 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.90938396812266E-15 -4.9373088603554E-15 1.407909902776782E-12 -2.298823684531829E-14 3.132354480276121E-13 -2.06199121344213E-15
q -4.9373088603554E-15 1.282906709787808E-14 -3.549951213431751E-12 5.790461334758001E-14 -7.860325789015081E-13 5.543954554586162E-15
tp 1.407909902776782E-12 -3.549951213431751E-12 2.770300567113663E-9 -2.089385542450737E-11 6.594396521922554E-10 -3.931468779494129E-12
node -2.298823684531829E-14 5.790461334758001E-14 -2.089385542450737E-11 1.601868352962588E-9 -1.596358825965249E-9 -6.778959870782802E-11
peri 3.132354480276121E-13 -7.860325789015081E-13 6.594396521922554E-10 -1.596358825965249E-9 1.74709305924255E-9 6.654650171948779E-11
i -2.06199121344213E-15 5.543954554586162E-15 -3.931468779494129E-12 -6.778959870782802E-11 6.654650171948779E-11 1.659174955589432E-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 14.99   n/a MPO636727  
diameter diameter 2.539 km 0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.329   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46850 (1998 QO37)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20020921/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
2048-Apr-06 00:04 < 00:01 Jupiter 1.98136627489937 1.98136596954124 1.9813665802576 1.89044694401842 1.64887880948271 2469172.502643053 0.622740892458185 57.5217878472243 36.6050319804699 83.66653222012 2545724.77953187 T 34 CATAB v2.0g-lin.ifort 2021-Aug-25 16:53:50 2021-Aug-25 16:53
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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