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The SPT-Deep Cluster Catalog: Sunyaev-Zel'dovich Selected Clusters from Combined SPT-3G and SPTpol Measurements over 100 Square Degrees

Journal Article · · No journal information
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  1. Chicago U., Astron. Astrophys. Ctr.; Chicago U., KICP; Argonne
  2. Argonne; Chicago U., KICP; Chicago U., Astron. Astrophys. Ctr.
  3. KIPAC, Menlo Park; Stanford U., HEPL
  4. Cerro-Tololo InterAmerican Obs.
  5. Cardiff U.
  6. LIneA, Rio de Janeiro
  7. Michigan U.
  8. Fermilab; Chicago U., KICP; Chicago U., Astron. Astrophys. Ctr.
  9. Melbourne U.
  10. Chicago U., KICP; Chicago U., Astron. Astrophys. Ctr.
  11. Harvard-Smithsonian Ctr. Astrophys.
  12. NIST, Boulder; Colorado U.
  13. Portsmouth U., ICG
  14. Paris, Inst. Astrophys.
  15. Cincinnati U.
  16. NIST, Boulder
  17. Munich U.
  18. University Coll. London
  19. KIPAC, Menlo Park; Stanford U., HEPL; SLAC
  20. Argonne
  21. Chicago U., KICP; Chicago U., EFI; Argonne; Chicago U., Astron. Astrophys. Ctr.
  22. IAC, La Laguna; LIneA, Rio de Janeiro; Laguna U., Tenerife
  23. Barcelona, IFAE
  24. Chicago U., KICP; Argonne; Chicago U., Astron. Astrophys. Ctr.
  25. McGill U.; KwaZulu Natal U.
  26. Chicago U., EFI; Chicago U., KICP
  27. Chicago U., EFI
  28. Chicago U., Astron. Astrophys. Ctr.; Chicago U., KICP
  29. UC, Berkeley
  30. Caltech, JPL
  31. Trieste Observ.; IFPU, Trieste
  32. Chicago U., KICP; Chicago U., Astron. Astrophys. Ctr.; Toronto U., Astron. Dept.
  33. AIM, Saclay; Illinois U., Urbana, Astron. Dept.
  34. UC, Berkeley; LBL, Berkeley
  35. Madrid, CIEMAT
  36. Indian Inst. Tech., Hyderabad
  37. McGill U.; Canadian Inst. Advanced Res.
  38. Princeton U.
  39. Colorado U.
  40. Caltech
  41. Illinois U., Urbana
  42. UCLA; Michigan State U.
  43. LPSC, Grenoble
  44. Inst. Theor. Astrophys., Oslo
  45. Fermilab
  46. Missouri U., Kansas City; Portsmouth U., ICG
  47. Illinois U., Urbana (main)
  48. Fermilab; Chicago U., KICP
  49. Chicago U., KICP; Harvey Mudd Coll.
  50. Chicago U., KICP
  51. Madrid, IFT
  52. UPenn, Philadelphia
  53. UC, Davis
  54. European Southern Observ.; UC, Berkeley
  55. Barcelona, IFAE; Chicago U., KICP
  56. Stanford U.; KIPAC, Menlo Park; Stanford U., HEPL
  57. Innsbruck U.
  58. Illinois U., Urbana (main); Illinois U., Urbana, Astron. Dept.
  59. Northwestern U.
  60. Queensland U.
  61. Illinois U., Urbana, Astron. Dept.; Illinois U., Urbana; Canadian Inst. Advanced Res.
  62. UC, Santa Cruz
  63. Ohio State U., CCAPP; Ohio State U.
  64. SLAC; Stanford U.
  65. Case Western Reserve U.
  66. Australia, CSIRO, North Ryde; Lowell Observ.
  67. KIPAC, Menlo Park; Stanford U., HEPL; Stanford U.; SLAC
  68. NIST, Boulder; SLAC
  69. Sao Paulo U., Sao Carlos; LIneA, Rio de Janeiro
  70. Chicago U., Astron. Astrophys. Ctr.
  71. Durham U., ICC; Durham U.; Liege U.
  72. Texas A-M
  73. MIT; MIT, MKI
  74. Chicago U., KICP; Chicago U., EFI; Chicago U., Astron. Astrophys. Ctr.
  75. ICREA, Barcelona; Barcelona, Autonoma U.; Barcelona, IFAE
  76. Munich U.; Garching, Max Planck Inst., MPE; Munich, Tech. U., Universe
  77. McGill U.
  78. Princeton U., Astrophys. Sci. Dept.
  79. Stanford U.
  80. Chicago U., Astron. Astrophys. Ctr.; Chicago U., KICP; Toronto U., Astron. Dept.
  81. Toronto U., Astron. Dept.
  82. Rio de Janeiro Observ.
  83. Chicago U., KICP; Chicago U., Astron. Astrophys. Ctr.; Caltech
  84. Argonne; Chicago U., KICP; Chicago U., EFI
  85. Hamburg Observ.
  86. Illinois U., Urbana, Astron. Dept.; Illinois U., Urbana (main)
  87. LIneA, Rio de Janeiro; Rio de Janeiro Observ.
  88. Minnesota U.
  89. Argonne; Chicago U., EFI; Chicago U., KICP
  90. IJCLab, Orsay
  91. Sussex U.
  92. Case Western Reserve U.; Yale U.
  93. AIM, Saclay
  94. Northeastern U.; Barcelona, IFAE
  95. MIT, MKI
  96. Chicago U., KICP; Chicago U., EFI; Chicago U.
  97. Innsbruck U.; Argelander Inst. Astron.
  98. McGill U.; Unlisted, CA
  99. Southampton U.
  100. KIPAC, Menlo Park; Stanford U., HEPL; Chulalongkorn U.
  101. Arizona U., Astron. Dept. - Steward Observ.
  102. ORNL, Oak Ridge (main)
  103. Illinois U., Urbana, Astron. Dept.
  104. Ohio State U., CCAPP
  105. Texas U., San Antonio
  106. Illinois U., Urbana, Astron. Dept.; Illinois U., Urbana
  107. Portsmouth U., ICG; Southampton U.
  108. UC, Berkeley, Astron. Dept.; LBL, Berkeley
  109. Garching, Max Planck Inst., MPE; Munich U.
  110. Michigan State U.
  111. Chicago U., KICP; SLAC

We present a catalog of 500 galaxy cluster candidates in the SPT-Deep field: a 100 deg$^2$ field that combines data from the SPT-3G and SPTpol surveys to reach noise levels of 3.0, 2.2, and 9.0 $$\mu$$K-arcmin at 95, 150, and 220 GHz, respectively. This is comparable to noise levels expected for the wide field survey of CMB-S4, a next-generation CMB experiment. Candidates are selected via the thermal Sunyaev-Zel'dovich (SZ) effect with a minimum significance of $$\xi = 4.0$$, resulting in a catalog of purity $$\sim 89 \%$$. Optical data from the Dark Energy Survey and infrared data from the Spitzer Space Telescope are used to confirm 442 cluster candidates. The clusters span $$0.12 < z \lesssim 1.8$$ and $$1.0 \times 10^{14} M_{\odot}/h_{70} < M_{500c} < 8.7 \times 10^{14} M_{\odot}/h_{70}$$. The sample's median redshift is 0.74 and the median mass is $$1.7 \times 10^{14} M_{\odot}/h_{70}$$; these are the lowest median mass and highest median redshift of any SZ-selected sample to date. We assess the effect of infrared emission from cluster member galaxies on cluster selection by performing a joint fit to the infrared dust and tSZ signals by combining measurements from SPT and overlapping submillimeter data from Herschel/SPIRE. We find that at high redshift ($z>1)$, the tSZ signal is reduced by $$17.4^{+3.1}_{-2.9} \%$$ ($$3.7^{+0.7}_{-0.7}\%$$) at 150 GHz (95 GHz) due to dust contamination. We repeat our cluster finding method on dust-nulled SPT maps and find the resulting catalog is consistent with the nominal SPT-Deep catalog, demonstrating dust contamination does not significantly impact the SPT-Deep selection function; we attribute this lack of bias to the inclusion of the SPT 220 GHz band.

Research Organization:
IJCLab, Orsay; Sao Paulo U., Sao Carlos; ICREA, Barcelona; Rio de Janeiro Observ.; LIneA, Rio de Janeiro; Yale U.; Argonne National Laboratory (ANL), Argonne, IL (United States); Caltech; LPSC, Grenoble; Arizona U., Astron. Dept. - Steward Observ.; Indian Inst. Tech., Hyderabad; Cardiff U.; Michigan U.; SLAC National Accelerator Laboratory (SLAC), Menlo Park, CA (United States); NIST, Boulder; Princeton U.; Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States); Chicago U., EFI; Ohio State U., CCAPP; Canadian Inst. Advanced Res.; Stanford U., HEPL; Paris, Inst. Astrophys.; Stanford U.; Harvard-Smithsonian Ctr. Astrophys.; Ohio State U.; Chicago U., Astron. Astrophys. Ctr.; Portsmouth U., ICG; Innsbruck U.; Minnesota U.; Liege U.; Inst. Theor. Astrophys., Oslo; Toronto U., Astron. Dept.; Chicago U.; Illinois U., Urbana, Astron. Dept.; Hamburg Observ.; Munich, Tech. U., Universe; Illinois U., Urbana; Michigan State U.; UC, Berkeley, Astron. Dept.; Madrid, CIEMAT; Southampton U.; Caltech, JPL; Australia, CSIRO, North Ryde; Madrid, IFT; Barcelona, IFAE; McGill U.; Melbourne U.; UCLA; Northwestern U.; Chicago U., KICP; Colorado U.; Durham U.; Laguna U., Tenerife; Munich U.; Argelander Inst. Astron.; AIM, Saclay; Queensland U.; Barcelona, Autonoma U.; Cincinnati U.; Durham U., ICC; MIT; Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States); KwaZulu Natal U.; Texas U., San Antonio; University Coll. London; UC, Berkeley; UPenn, Philadelphia; IAC, La Laguna; Northeastern U.; Missouri U., Kansas City; Texas A-M; Harvey Mudd Coll.; Case Western Reserve U.; European Southern Observ.; Garching, Max Planck Inst., MPE; UC, Davis; UC, Santa Cruz; Fermi National Accelerator Laboratory (FNAL), Batavia, IL (United States); Sussex U.; Cerro-Tololo InterAmerican Obs.; Trieste Observ.; Princeton U., Astrophys. Sci. Dept.; IFPU, Trieste; Illinois U., Urbana (main); Unlisted, CA; Chulalongkorn U.; MIT, MKI; Lowell Observ.
Sponsoring Organization:
US Department of Energy
DOE Contract Number:
89243024CSC000002
OSTI ID:
2563135
Report Number(s):
DES-2024-0851; FERMILAB-PUB-24-0919-PPD; arXiv:2503.17271; oai:inspirehep.net:2902952
Journal Information:
No journal information, Journal Name: No journal information
Country of Publication:
United States
Language:
English

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