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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 232 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3911476547923169 2.3859e-08  
a 1.980335949184858 2.5521e-09 au
q 1.205732186960284 4.7216e-08 au
i 8.304519933705183 3.3052e-06 deg
node 102.6491624225122 2.6848e-05 deg
peri 354.7187906538543 2.792e-05 deg
M 66.30165902225707 6.5898e-06 deg
tp 2458813.031360043176
(2019-Nov-25.53136004)
1.84e-05 TDB
period 1017.903795767783
2.79
1.9677e-06
5.387e-09
d
yr
n .3536680003520957 6.8366e-10 deg/d
Q 2.754939711409432 3.5503e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1225  
   data-arc span      14376 days (39.36 yr)  
   first obs. used      1981-03-03  
   last obs. used      2020-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43909  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-13 07:07:53  

Additional Information
 Earth MOID = .222953 au 
 Jupiter MOID = 2.44204 au 
 T_jup = 3.751 
[ 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 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-August); 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 0.237367459460389 0.237366339804668 0.237368579123922 4.78123057276953 4.77888224803038 2415020.709345495 0.278732594324592 89.2666854617813 12.3521721734327 -51.9863701239198 1813946.26877243 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
1914-Jan-27 17:19 < 00:01 Earth 0.434817491965403 0.43481502944854 0.434819954497491 4.06548860256973 4.0639810476869 2420160.221722052 0.556057268018478 178.334262146753 15.2852216559737 46.6719759038949 2066292.88442094 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
1938-Dec-19 11:32 < 00:01 Earth 0.29303790667592 0.293036379653872 0.29303943377066 4.89949813358589 4.89764195725264 2429251.980816814 0.256125606150888 250.958549146811 20.6279168516739 -72.9572224429098 2173479.2247444 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
1953-Jan-05 01:21 < 00:01 Earth 0.259023755339567 0.259022780355538 0.259024730325629 4.82911877129199 4.82698817734112 2434382.556276007 0.178902428574679 61.3457927004098 12.693039175803 -38.5617807659577 1634843.45607247 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
1967-Feb-07 17:30 < 00:01 Earth 0.49965538842852 0.499654286411176 0.499656490591624 3.70522964267679 3.70379014482066 2439529.229197794 0.255605593743151 437.022487365383 10.4394669628688 82.9047355256518 1816988.69228567 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
1977-Nov-22 10:36 < 00:01 Earth 0.475814340491979 0.475813492135301 0.475815188858583 3.30337393076401 3.30167831061573 2443469.941714309 0.228546082753497 129.443606092703 19.6026559055172 -72.9328029229533 1990783.18304391 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
1991-Dec-24 14:36 < 00:01 Earth 0.255258992789116 0.255258672570089 0.255259313009043 4.88485676572604 4.88271942139438 2448615.108542600 0.0704221281296196 52.2683387148456 14.0242155840916 -81.2807077018898 2100360.59586613 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
2006-Jan-10 10:34 < 00:01 Earth 0.300986213221314 0.30098593178532 0.300986494657325 4.83163119299381 4.82979864927298 2453745.940352544 0.0485729419252284 14.2963874436881 11.961429179039 20.2441498116403 2568802.39706347 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
2030-Dec-03 02:30 < 00:01 Earth 0.418658385877139 0.418657732420887 0.418659039420111 4.00629351987549 4.00470462221093 2462838.604186828 0.144622731749694 363.289684014357 18.1583473118339 -85.7167371752171 2144642.85545998 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
2044-Dec-27 06:04 < 00:01 Earth 0.234579851946849 0.23457948816969 0.234580215724021 4.83284993260269 4.83049908769196 2467976.752627985 0.0860094556739064 28.8346120805858 17.9261271056912 -82.9697493769414 1558132.75631359 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
2059-Jan-17 17:22 < 00:01 Earth 0.354886609358996 0.354885254054338 0.354887964663735 4.65615527229197 4.65454250944673 2473111.223478564 0.238105041375581 68.1277082090575 14.2935596667463 -7.27396835657328 1262330.14636197 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
2083-Dec-08 09:28 < 00:01 Earth 0.391085674259071 0.3910836413564 0.391087708960112 4.32407887428099 4.32250298396289 2482201.894740856 0.429010639170702 1351.15862518961 19.316763926911 -85.7707777793626 2036868.71354347 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
2097-Dec-30 15:59 < 00:01 Earth 0.225555188908 0.225554985770333 0.225555392047436 4.7933974942805 4.79093243269078 2487338.166215183 0.205365502239562 42.3299378808111 6.50198416489383 79.2990155023224 3099146.22571735 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
2112-Jan-25 06:22 < 00:01 Earth 0.395294522072364 0.395291593944586 0.395297450201647 4.35497540527791 4.35342736217329 2492475.765433770 0.614089866522442 151.049641459109 15.5447033254896 14.7941644143663 1837382.06367334 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
2136-Dec-14 06:54 < 00:01 Earth 0.35651492404085 0.356511316632655 0.356518533859792 4.64616284705724 4.64455399758013 2501565.787513527 0.683902367792406 1474.14734395862 6.54334436235086 -82.9904920134431 2534902.77780848 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
2151-Jan-03 18:11 < 00:01 Earth 0.226704745629971 0.226703814962418 0.226705676316287 4.81830715993249 4.81586728685309 2506699.257597192 0.367525262968393 115.268036027098 10.3154625401346 -66.7902349203355 2256645.27660728 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
2165-Jan-30 13:37 00:01 Earth 0.431974761609487 0.431970011813296 0.431979511456213 4.01623750008952 4.0147014065711 2511840.067103437 1.08785269353536 332.570837643941 14.2935363718323 44.595234116414 1976627.70358679 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
2189-Dec-18 21:50 < 00:01 Earth 0.326623327030106 0.326617837623543 0.326628817909281 4.83331670867977 4.83162861807604 2520928.409804720 0.952736769302967 1130.80807837428 21.3589686556721 -76.0276523136173 2806366.65478575 T 232 CATAB v2.0f-lin.ifort 2020-Jul-13 07:08:20 2020-Jul-13 07:08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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