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175806 (1999 RE165)
Classification: Main-belt Asteroid          SPK-ID: 2175806
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1390308292871348 1.0758e-07  
a 3.186357809919907 3.5846e-08 au
q 2.743355841201204 3.5698e-07 au
i 14.99663891888623 1.0695e-05 deg
node 337.8489031600913 2.0281e-05 deg
peri 1.971436710575162 2.7811e-05 deg
M 271.4327675722422 2.1806e-05 deg
tp 2459711.605806154166
(2022-May-12.10580615)
0.00012983 TDB
period 2077.49621583335
5.69
3.5057e-05
9.598e-08
d
yr
n .1732855141955541 2.9242e-09 deg/d
Q 3.62935977863861 4.083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      348  
   data-arc span      7559 days (20.70 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-05-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6208  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:54  

Additional Information
 Earth MOID = 1.7328 au 
 Jupiter MOID = 1.76992 au 
 T_jup = 3.130 
[ 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 14.97   n/a E2021B55  
diameter diameter 6.753 km 0.260 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

175806 (1999 RE165)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

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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
1945-Mar-14 08:05 00:04 Jupiter 1.94929625096025 1.94929431488693 1.94929818727118 4.36275662029825 4.26199374139892 2431528.836495722 3.63705145183001 1635.97375393345 68.1042090272566 -87.6074217998363 1580250.66009799 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06
1956-May-24 16:03 00:03 Jupiter 1.82991967331797 1.82991853065501 1.82992081601078 4.37184289402267 4.26465262271721 2435618.168739124 2.80714810690758 953.693855052529 48.0937512572167 -88.44562052427 1638666.52497951 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06
1967-Aug-05 08:59 00:02 Jupiter 1.82865980541833 1.82865874023385 1.82866087062692 4.20896305796406 4.09743626247023 2439707.874128790 2.25590103122179 551.963833535487 34.9441759730669 -86.1891172156086 1615609.5306685 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06
1978-Sep-20 11:12 00:02 Jupiter 1.94693623163384 1.94693503138375 1.94693743188802 3.798377014607 3.6820591828657 2443771.966792646 1.8888469266228 198.623052324768 30.4317710701419 -75.481745823692 1593601.70981273 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06
2111-Jan-03 07:36 00:04 Jupiter 1.87621514756651 1.8762132014513 1.87621709374837 4.32715858700828 4.22153951923011 2492088.816988140 4.09334550564618 1113.15099807329 79.9128556920057 -87.2468202876921 1480456.11572038 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06
2122-Mar-18 12:38 00:05 Jupiter 1.81300520003236 1.8130041878972 1.81300621217349 4.35812790865562 4.2495757177416 2496181.026099660 4.7060925011241 825.763402001415 45.4173253281186 -89.0066553942344 1705366.4618641 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06
2133-May-23 08:15 00:06 Jupiter 1.8732376189466 1.87323580349811 1.87323943451318 4.20545309275588 4.09652230726769 2500264.843621978 5.84370735108095 831.138898329599 30.8829102773954 -83.8132648828191 1742680.03668222 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06

Alternate Designations
 1999 RE165 = 2002 CA89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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