cone_search (class) ∞
-
class
cone_search
(log, ra, dec, searchRadius, nearest, outputFormat='table', galaxyType=False)[source] ∞ Bases:
object
The worker class for the cone_search module
Key Arguments
log
– loggerra
– ra in sexigesimal or decimal degreesdec
– dec in sexigesimal or decimal degreessearchRadius
– search radius in arcsecsnearest
– show closest match onlyoutputFormat
– output format (table or csv)
Usage
from sloancone.cone_search import cone_search csResults = cone_search( log=log, ra="12:45:23.2323", dec="30.343122", searchRadius=60., nearest=False, outputFormat="table", galaxyType="all" ).get() print(csResults )
This code outputs the following:
+---------------------------+---------+-----------+----------+--------+------------+---------+-------------+--------------------+--------------------------+-------------------------+ | sdss_name | type | ra | dec | specz | specz_err | photoz | photoz_err | separation_arcsec | separation_north_arcsec | separation_east_arcsec | +---------------------------+---------+-----------+----------+--------+------------+---------+-------------+--------------------+--------------------------+-------------------------+ | SDSS J124521.85+302046.0 | galaxy | 191.3410 | 30.3461 | None | None | 0.3443 | 0.1007 | 20.8856 | 10.8005 | -17.8762 | | SDSS J124522.39+302100.4 | galaxy | 191.3433 | 30.3501 | None | None | 0.3172 | 0.0901 | 27.4400 | 25.2212 | -10.8094 | | SDSS J124522.08+302007.4 | galaxy | 191.3420 | 30.3354 | None | None | 0.3672 | 0.1133 | 31.4720 | -27.7701 | -14.8090 | | SDSS J124524.95+302105.7 | galaxy | 191.3540 | 30.3516 | None | None | 0.2721 | 0.0311 | 37.8154 | 30.5314 | 22.3124 | | SDSS J124524.57+302000.2 | galaxy | 191.3524 | 30.3334 | None | None | 0.4181 | 0.0965 | 39.1194 | -35.0377 | 17.3979 | | SDSS J124519.23+302042.5 | galaxy | 191.3302 | 30.3452 | None | None | 0.2347 | 0.0749 | 52.2402 | 7.3538 | -51.7200 | | SDSS J124521.36+301943.9 | galaxy | 191.3390 | 30.3289 | None | None | 0.1978 | 0.0699 | 56.7372 | -51.3133 | -24.2086 | | SDSS J124519.89+302115.9 | galaxy | 191.3329 | 30.3544 | None | None | 0.9105 | 0.0821 | 59.3096 | 40.6688 | -43.1703 | +---------------------------+---------+-----------+----------+--------+------------+---------+-------------+--------------------+--------------------------+-------------------------+
To return results in a traditional CSV format:
from sloancone.cone_search import cone_search csResults = cone_search( log=log, ra="112.233432", dec="15:34:31.22", searchRadius=60., nearest=True, outputFormat="csv", galaxyType="all" ).get() print(csResults)
This code outputs the following:
sdss_name,type,ra,dec,specz,specz_err,photoz,photoz_err,separation_arcsec,separation_north_arcsec,separation_east_arcsec SDSS J072855.31+153454.6,galaxy,112.2305,15.5818,,,0.7211,0.0719,25.5528,23.4273,-10.2034
To filter the result be a redshift type (
specz
orphotoz
)from sloancone.cone_search import cone_search csResults = cone_search( log=log, ra="12:45:23.2323", dec="30.343122", searchRadius=600., nearest=False, outputFormat="table", galaxyType="specz" ).get() print(csResults )
This code outputs the following: ```plain +---------------------------+---------+-----------+----------+---------+------------+--------------------+--------------------------+-------------------------+ ``` | sdss_name | type | ra | dec | specz | specz_err | separation_arcsec | separation_north_arcsec | separation_east_arcsec | +---------------------------+---------+-----------+----------+---------+------------+--------------------+--------------------------+-------------------------+ | SDSS J124540.06+301923.0 | galaxy | 191.4169 | 30.3231 | 0.3629 | 0.0002 | 229.5373 | -72.2170 | 217.8809 | | SDSS J124534.33+301624.6 | galaxy | 191.3931 | 30.2735 | 0.2609 | 0.0000 | 288.8809 | -250.5509 | 143.7929 | | SDSS J124512.46+301502.3 | galaxy | 191.3019 | 30.2506 | 0.5810 | 0.0002 | 360.9520 | -332.9018 | -139.5091 | | SDSS J124512.46+301502.3 | galaxy | 191.3019 | 30.2506 | 0.5809 | 0.0002 | 360.9520 | -332.9018 | -139.5091 | | SDSS J124544.87+302435.6 | galaxy | 191.4370 | 30.4099 | 0.2254 | 0.0000 | 369.1276 | 240.3704 | 280.1380 | | SDSS J124547.42+302532.8 | galaxy | 191.4476 | 30.4258 | 0.4473 | 0.0001 | 431.9371 | 297.5669 | 313.0872 | | SDSS J124454.28+301700.6 | galaxy | 191.2262 | 30.2835 | 0.2599 | 0.0000 | 431.9447 | -214.5446 | -374.8959 | | SDSS J124558.38+301904.7 | galaxy | 191.4933 | 30.3180 | 0.1767 | 0.0000 | 463.9608 | -90.4407 | 455.0606 | | SDSS J124544.31+301417.7 | galaxy | 191.4347 | 30.2383 | 0.3632 | 0.0000 | 465.9112 | -377.4610 | 273.1236 | | SDSS J124543.24+301319.2 | galaxy | 191.4302 | 30.2220 | 0.0669 | 0.0000 | 507.2387 | -436.0132 | 259.1979 | | SDSS J124557.99+302437.8 | galaxy | 191.4916 | 30.4105 | 0.4469 | 0.0002 | 511.0694 | 242.6379 | 449.7987 | | SDSS J124602.33+302241.3 | galaxy | 191.5097 | 30.3782 | 0.4365 | 0.0001 | 521.5570 | 126.1410 | 506.0733 | | SDSS J124602.33+302241.3 | galaxy | 191.5097 | 30.3782 | 0.4365 | 0.0001 | 521.5570 | 126.1410 | 506.0733 | | SDSS J124605.96+301913.6 | galaxy | 191.5248 | 30.3205 | 0.1761 | 0.0000 | 559.2108 | -81.5693 | 553.2298 | | SDSS J124439.37+301949.6 | galaxy | 191.1640 | 30.3305 | 0.2219 | 0.0000 | 569.6536 | -45.5571 | -567.8291 | | SDSS J124439.37+301949.6 | galaxy | 191.1640 | 30.3305 | 0.2220 | 0.0000 | 569.6536 | -45.5571 | -567.8291 | | SDSS J124538.93+302945.0 | galaxy | 191.4122 | 30.4958 | 0.2252 | 0.0000 | 586.1380 | 549.8198 | 203.1158 | | SDSS J124450.57+301333.8 | galaxy | 191.2107 | 30.2261 | 0.4373 | 0.0001 | 597.1297 | -421.4088 | -423.0586 | | SDSS J124450.57+301333.8 | galaxy | 191.2107 | 30.2261 | 0.4377 | 0.0001 | 597.1297 | -421.4088 | -423.0586 | +---------------------------+---------+-----------+----------+---------+------------+--------------------+--------------------------+-------------------------+ Finally, we can also search for stars and galaxies by selecting ``galaxyType=False``: ```python from sloancone.cone_search import cone_search csResults = cone_search( log=log, ra="12:45:23.2323", dec="30.343122", searchRadius=60., nearest=False, outputFormat="table", galaxyType=False ).get() print(csResults) ``` ```plain +---------------------------+---------+-----------+----------+----------+------------+---------+-------------+--------------------+--------------------------+-------------------------+ | sdss_name | type | ra | dec | specz | specz_err | photoz | photoz_err | separation_arcsec | separation_north_arcsec | separation_east_arcsec | +---------------------------+---------+-----------+----------+----------+------------+---------+-------------+--------------------+--------------------------+-------------------------+ | SDSS J124521.85+302046.0 | galaxy | 191.3410 | 30.3461 | None | None | 0.3443 | 0.1007 | 20.8856 | 10.8005 | -17.8762 | | SDSS J124524.92+302042.7 | star | 191.3539 | 30.3452 | None | None | None | None | 23.2234 | 7.5490 | 21.9622 | | SDSS J124521.68+302016.9 | star | 191.3403 | 30.3380 | -0.0001 | 0.0000 | None | None | 27.1558 | -18.2960 | -20.0672 | | SDSS J124522.39+302100.4 | galaxy | 191.3433 | 30.3501 | None | None | 0.3172 | 0.0901 | 27.4400 | 25.2212 | -10.8094 | | SDSS J124522.08+302007.4 | galaxy | 191.3420 | 30.3354 | None | None | 0.3672 | 0.1133 | 31.4720 | -27.7701 | -14.8090 | | SDSS J124524.95+302105.7 | galaxy | 191.3540 | 30.3516 | None | None | 0.2721 | 0.0311 | 37.8154 | 30.5314 | 22.3124 | | SDSS J124524.57+302000.2 | galaxy | 191.3524 | 30.3334 | None | None | 0.4181 | 0.0965 | 39.1194 | -35.0377 | 17.3979 | | SDSS J124521.67+301955.1 | star | 191.3403 | 30.3320 | None | None | None | None | 44.8763 | -40.0699 | -20.2060 | | SDSS J124526.25+302103.7 | star | 191.3594 | 30.3511 | None | None | None | None | 48.4191 | 28.5417 | 39.1124 | | SDSS J124519.23+302042.5 | galaxy | 191.3302 | 30.3452 | None | None | 0.2347 | 0.0749 | 52.2402 | 7.3538 | -51.7200 | | SDSS J124521.36+301943.9 | galaxy | 191.3390 | 30.3289 | None | None | 0.1978 | 0.0699 | 56.7372 | -51.3133 | -24.2086 | | SDSS J124522.15+301937.9 | star | 191.3423 | 30.3272 | None | None | None | None | 58.9703 | -57.2852 | -13.9962 | | SDSS J124519.89+302115.9 | galaxy | 191.3329 | 30.3544 | None | None | 0.9105 | 0.0821 | 59.3096 | 40.6688 | -43.1703 | | SDSS J124526.04+301947.9 | star | 191.3585 | 30.3300 | None | None | None | None | 59.6986 | -47.3115 | 36.4080 | | SDSS J124524.95+302130.6 | star | 191.3540 | 30.3585 | None | None | None | None | 59.7431 | 55.4049 | 22.3502 | +---------------------------+---------+-----------+----------+----------+------------+---------+-------------+--------------------+--------------------------+-------------------------+ ```
Methods
get
()get the cone_search object