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120737 (1997 TL17)
Classification: Main-belt Asteroid          SPK-ID: 2120737
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1546325200253374 5.6121e-08  
a 2.531484054933708 1.0492e-08 au
q 2.140034296115349 1.4347e-07 au
i 11.56715882012543 5.6388e-06 deg
node 233.8002761491759 2.1121e-05 deg
peri 183.4488698037764 2.6706e-05 deg
M 255.313714305234 1.8099e-05 deg
tp 2459628.307615839387
(2022-Feb-17.80761584)
7.5548e-05 TDB
period 1471.164447950982
4.03
9.1464e-06
2.504e-08
d
yr
n .2447041189048601 1.5214e-09 deg/d
Q 2.922933813752066 1.2115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      866  
   data-arc span      14194 days (38.86 yr)  
   first obs. used      1981-10-30  
   last obs. used      2020-09-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55864  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:07:54  

Additional Information
 Earth MOID = 1.15133 au 
 Jupiter MOID = 2.43048 au 
 T_jup = 3.406 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457429.5 (2016-Feb-11.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1562617133794369 5.6031e-08  
q 2.133541008604557 1.4316e-07 au
tp 2458159.561355790635
(2018-Feb-10.06135579)
6.9651e-05 TDB
node 233.8551533903987 2.1094e-05 deg
peri 183.7358146024261 2.6582e-05 deg
i 11.58071476257648 5.6442e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      866  
   data-arc span      14194 days (38.86 yr)  
   first obs. used      1981-10-30  
   last obs. used      2020-09-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55864  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:07:54  

Additional Information
 Jupiter MOID = 2.43048 au 
 T_jup = 3.406 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.139520147994675E-15 -8.006833012028502E-15 -1.923391430475763E-12 -4.824779365071248E-14 -3.574635507543139E-13 2.402863744959772E-15
q -8.006833012028502E-15 2.049495426148123E-14 5.170149841628915E-12 1.229144874349135E-13 9.658206582231325E-13 -5.129927947056962E-15
tp -1.923391430475763E-12 5.170149841628915E-12 4.85126596777263E-9 3.508713004768187E-11 1.133296131048144E-9 1.097216412202966E-12
node -4.824779365071248E-14 1.229144874349135E-13 3.508713004768187E-11 4.449716921746186E-10 -4.275702814968848E-10 -3.946736079654062E-11
peri -3.574635507543139E-13 9.658206582231325E-13 1.133296131048144E-9 -4.275702814968848E-10 7.065785703168212E-10 3.890802454795212E-11
i 2.402863744959772E-15 -5.129927947056962E-15 1.097216412202966E-12 -3.946736079654062E-11 3.890802454795212E-11 3.185652373628582E-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 15.43   n/a E2021B55  
diameter diameter 1.949 km 0.310 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.387   0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120737 (1997 TL17)          Discovered 1997-Oct-08 by Kobayashi, T. at Oizumi
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ 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
2104-Apr-30 14:04 00:08 Iris 0.0327854373428769 0.0327824041803444 0.0327884723857748 2.14634409710505 2.14634401541057 2489650.085902792 7.71483563678576 503.362928283208 87.7597638914095 -75.6387428602837 54092.4018271486 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 17:07:56 2021-Apr-13 17:07

Alternate Designations
 1997 TL17 = 1981 UG6 = 1993 TC10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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