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JPL Small-Body Database Browser
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7088 Ishtar (1992 AA)
Classification: Amor [NEO]          SPK-ID: 2007088
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 179 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3911922769363567 3.2527e-08  
a 1.980415710022063 3.1443e-09 au
q 1.205692379138001 6.5119e-08 au
i 8.304502057108918 3.988e-06 deg
node 102.6504247754836 2.7727e-05 deg
peri 354.7348975348892 2.9003e-05 deg
M 284.8283987834666 6.5347e-06 deg
tp 2458813.061336201172
(2019-Nov-25.56133620)
1.876e-05 TDB
period 1017.96529266416
2.79
2.4243e-06
6.637e-09
d
yr
n .3536466347077795 8.4222e-10 deg/d
Q 2.755139040906126 4.3743e-09 au
  Orbit Determination Parameters
   # obs. used (total)      947  
   data-arc span      14205 days (38.89 yr)  
   first obs. used      1981-03-03  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46491  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-23 10:56:44  

Additional Information
 Earth MOID = .223026 au 
 Jupiter MOID = 2.4424 au 
 T_jup = 3.751 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456787.5 (2014-May-10.0) TDB
Reference: JPL 179 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3907302429183201 3.2572e-08  
q 1.206818737561016 6.5238e-08 au
tp 2456776.539268321946
(2014-Apr-29.03926832)
1.6647e-05 TDB
node 102.6867401632249 2.7745e-05 deg
peri 354.7100586194934 2.9028e-05 deg
i 8.300922408080202 3.986e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      947  
   data-arc span      14205 days (38.89 yr)  
   first obs. used      1981-03-03  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46491  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-23 10:56:44  

Additional Information
 Jupiter MOID = 2.4424 au 
 T_jup = 3.751 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.060906870269452E-15 -2.124091365043785E-15 1.654203947144381E-13 2.753975629221802E-15 1.196405045687022E-13 -2.140058984093862E-15
q -2.124091365043785E-15 4.255967482689473E-15 -3.17166255841359E-13 -5.936836741897103E-15 -2.342002915466544E-13 4.613314900072616E-15
tp 1.654203947144381E-13 -3.17166255841359E-13 2.771330322049752E-10 -3.808574999366861E-12 1.492816233333133E-10 2.503002305494365E-12
node 2.753975629221802E-15 -5.936836741897103E-15 -3.808574999366861E-12 7.69765811764201E-10 -7.612887464476021E-10 1.961838615828681E-11
peri 1.196405045687022E-13 -2.342002915466544E-13 1.492816233333133E-10 -7.612887464476021E-10 8.426172125061816E-10 -1.838168914250356E-11
i -2.140058984093862E-15 4.613314900072616E-15 2.503002305494365E-12 1.961838615828681E-11 -1.838168914250356E-11 1.588783114201852E-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 16.7   n/a MPO502220  
diameter diameter 1.298 km 0.261 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
rotation period rot_per 2.6790 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Reddy, V.; Dyvig, R.; Pravec, P.; Kusnirak, P. (2005) IAUC 8483.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2006) http://www.asu.cas.cz/~ppravec/neo.htm]
[Pravec, P.; Scheirich, P.; Kusnirak, P.; Hornoch, K.; et al. (2016) Icarus 267, 267-295.]
geometric albedo albedo 0.260   0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

7088 Ishtar (1992 AA)          Discovered 1992-Jan-01 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1900-Jan-01 05:01 < 00:01 Earth 0.237367248083914 0.2373658070197 0.237368689158531 4.78122840511175 4.77888007721571 2415020.709314242 0.333246927995926 107.683322694616 15.3189850440216 -48.8023308114665 1429714.5145868 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
1914-Jan-27 17:19 < 00:01 Earth 0.434817055279925 0.434814048272551 0.43482006231377 4.0654897928543 4.06398223689871 2420160.221662248 0.668306635502113 227.1443507877 19.3857643237162 48.8971346637114 1743301.58364699 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
1938-Dec-19 11:32 < 00:01 Earth 0.293038155398104 0.293036328704089 0.293039982206921 4.89949616580062 4.89763999029735 2429251.980786399 0.296535704337459 311.07438797764 21.2005604784562 -73.4137826471635 1931039.58044473 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
1953-Jan-05 01:21 < 00:01 Earth 0.259023575674576 0.259022319037985 0.259024832313553 4.82911688300834 4.82698628674584 2434382.556254251 0.213768956484012 74.6187472452434 15.6351469861196 -33.7293436920864 1246145.33724885 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
1967-Feb-07 17:30 < 00:01 Earth 0.499655197216155 0.499653866811394 0.499656527849099 3.70522837663371 3.70378887773453 2439529.229176322 0.295330063436399 546.66910655886 12.6973533824083 83.1558604391349 1596247.78407729 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
1977-Nov-22 10:36 < 00:01 Earth 0.475814463083246 0.475813418064617 0.475815508115506 3.30337059078038 3.30167496935379 2443469.941683533 0.272676118163347 151.512804404366 23.5111660929188 -71.8667424033706 1690277.50261601 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
1991-Dec-24 14:36 < 00:01 Earth 0.255259017276249 0.255258680135651 0.255259354418575 4.88485496234891 4.88271761743293 2448615.108535539 0.0734667760316659 62.8380431047953 14.0800651033006 -81.3766558962791 1865738.31156529 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
2006-Jan-10 10:34 < 00:01 Earth 0.300986200976515 0.300985877984242 0.300986523968822 4.83162931459226 4.82979677008415 2453745.940353809 0.0521530167086826 18.1626211410417 12.7939848160732 40.5680107950921 2332637.05023727 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
2030-Dec-03 02:30 < 00:01 Earth 0.418658255776668 0.418657505407089 0.418659006289535 4.00629275115906 4.00470385269566 2462838.604201009 0.178937080193617 452.174989502238 19.2697302405826 -85.9223448884526 1743296.67072023 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
2044-Dec-27 06:04 < 00:01 Earth 0.234579767927276 0.23457926976037 0.234580266094195 4.83284784368515 4.8304969969156 2467976.752638895 0.112893305825254 30.60178638958 24.6702871950637 80.7861391170996 1196256.86771087 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
2059-Jan-17 17:22 < 00:01 Earth 0.354886847499598 0.354885263107108 0.354888431892431 4.65615177715413 4.65453901418025 2473111.223514616 0.28583472722292 81.0893008199169 19.2286345620371 -13.3290882625917 1191703.74589969 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
2083-Dec-08 09:28 < 00:01 Earth 0.391085300341189 0.391082882386999 0.391087721105531 4.32408037131116 4.32250448003186 2482201.894789421 0.523645907207533 1684.00984376998 21.2494936041641 -85.9527777902641 1668588.53951193 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
2097-Dec-30 15:59 < 00:01 Earth 0.225555141560122 0.22555482923704 0.225555453886743 4.79339543467459 4.79093037150756 2487338.166242392 0.254388388021105 54.7475174053227 8.23067748507987 75.8611676335973 2707881.13321049 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
2112-Jan-25 06:22 < 00:01 Earth 0.395295032184782 0.395291554304833 0.395298510066057 4.35496877963987 4.35342073617727 2492475.765515275 0.738570798454689 177.249522666805 21.6087934354693 11.85633977754 1336390.71795837 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
2136-Dec-14 06:54 < 00:01 Earth 0.356514277413999 0.356509974374665 0.356518583973996 4.64616495234063 4.64455610067423 2501565.787592958 0.829322958665803 1781.1503943181 7.89085429767941 -83.0799288288048 2015450.78590483 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
2151-Jan-03 18:11 < 00:01 Earth 0.226704887294171 0.226703850569581 0.226705924046777 4.81830563542234 4.8158657630956 2506699.257641483 0.445634442255035 139.648306180882 12.7802770073221 -68.888142366697 1875463.90355848 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
2165-Jan-30 13:37 00:01 Earth 0.431975593796442 0.431969940291631 0.43198124736706 4.01622769241251 4.01469159810131 2511840.067245235 1.30655729796636 388.007193878488 20.1374263336121 43.4270013547183 1683721.45780559 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
2189-Dec-18 21:50 00:01 Earth 0.326622341342382 0.326615780684042 0.326628904066728 4.83331884561634 4.83163075066398 2520928.409922122 1.1517943938126 1339.24590674961 22.4827033725092 -75.887579251642 2354477.88732696 T 179 CATAB v2.0f-lin.ifort 2020-Jan-23 10:56:57 2020-Jan-23 10:57
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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