Free Access

This article has an erratum: [https://doi.org/10.1051/0004-6361/201527392e]


Table 6

Predicted differential quasar counts over 15.5 < g < 25 and 0 < z < 6 for a survey covering 10 000 deg2, based on our best-fit PLE or PLE+LEDE luminosity function model.

PLE model
g \ z 0.5 1.5 2.5 3.5 4.5 5.5 Total

15.75 26 2 10 0 0 0 38
16.25 58 8 33 0 0 0 100
16.75 143 39 87 3 0 0 272
17.25 386 180 231 10 0 0 806
17.75 1134 813 626 26 0 0 2599
18.25 3396 3468 1727 68 0 0 8660
18.75 8930 12 525 4780 179 0 0 26 413
19.25 17 963 32 977 12 319 462 1 0 63 722
19.75 28 172 61 064 26 357 1170 3 0 11 3766
20.25 38 732 90 121 45 742 2827 7 0 177 430
20.75 50 756 121 402 68 898 6299 18 0 247 474
21.25 65 550 157 499 95 351 12 540 47 0 331 487
21.75 84 300 204 485 125 498 22 098 120 0 436 402
22.25 108 476 264 463 159 494 35 046 301 1 567 480
22.75 138 490 341 419 201 444 51 351 737 3 733 442
23.25 178 421 440 413 251 497 70 978 1722 7 943 438
23.75 228 412 570 415 314 473 93 793 3739 17 1 210 549
24.25 292 450 737 414 392 421 119 423 7357 42 1 250 506
24.75 374 472 954 440 491 472 149 432 13 010 106 1 282 533

Total 1 220 567 3 292 548 2 292 558 565 406 27 062 175 8 299 516

PLE+LEDE model
g \ z 0.5 1.5 2.5 3.5 4.5 5.5 Total

15.75 35 5 1 0 0 0 42
16.25 82 20 5 0 0 0 108
16.75 200 77 20 1 0 0 298
17.25 519 291 76 3 0 0 889
17.75 1402 1088 287 10 0 0 2787
18.25 3758 3887 1065 35 0 0 8745
18.75 9092 12 345 3737 117 0 0 25 291
19.25 17 972 31 289 11 415 382 1 0 61 059
19.75 28 629 59 594 27 445 1163 4 0 116 436
20.25 39 554 90 405 50 511 3077 13 0 183 460
20.75 51 163 121 409 76 197 6648 36 1 255 453
21.25 64 559 155 423 103 493 11 780 97 2 335 454
21.75 80 771 196 466 133 441 18 077 242 4 429 401
22.25 100 458 246 495 169 498 25 349 543 9 543 453
22.75 125 446 309 493 214 495 33 716 1063 21 684 434
23.25 156 421 387 478 271 421 43 594 1820 46 860 480
23.75 194 486 485 419 342 470 55 625 2799 93 1 281 592
24.25 241 494 609 419 433 445 70 598 3989 173 1 259 518
24.75 299 497 764 419 549 467 89 454 5393 291 1 208 521

Total 1 216 538 3 276 523 2 289 589 359 429 16 003 640 7 258 521

Notes. Bins are centered on the indicated magnitude and redshift values. The ranges in each bin are Δg = 0.5 and Δz = 1.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.