Planck 2015 results
Free Access

Table 3

Unit conversion coefficients between thermodynamic and brightness temperature and between thermodynamic temperature and flux density per unit area for each channel, with and without the bandpass corrections described in Sect. 5.

Uc [KCMB/ KRJ] Uc [MJy sr−−1/ KCMB]
Frequency Detector
Instrument [GHz] label Nominal Fitted Change [%] Nominal Fitted Change [%]

Planck LFI ............. 30 ... 1.0212 1.0217 0.1 23.510 24.255 3.2
44 ... 1.0515 1.0517 0.0 55.735 56.094 0.6
70 ds1 1.1378 1.1360 –0.2 132.07 129.77 –1.7
ds2 1.1361 1.1405 0.4 129.75 135.37 4.3
ds3 1.1329 1.1348 0.2 126.05 128.57 2.0
Planck HFI ............. 100 ds1 1.3090 1.3058 –0.2 244.59 241.58 –1.2
ds2 1.3084 1.3057 –0.2 243.77 241.22 –1.1
143 ds1 1.6663 1.6735 0.4 365.18 368.68 1.0
ds2 1.6754 1.6727 –0.2 369.29 368.00 –0.4
5 1.6961 1.6910 –0.3 380.12 377.68 –0.6
6 1.6829 1.6858 0.2 373.34 374.74 0.4
7 1.6987 1.6945 –0.2 381.25 379.26 –0.5
217 1 3.2225 3.2203 –0.1 486.02 485.87 –0.0
2 3.2378 3.2336 –0.1 486.39 486.10 –0.1
3 3.2296 3.2329 0.1 486.89 485.85 –0.2
4 3.2183 3.2161 –0.1 486.01 487.11 0.2
353 ds2 14.217 14.261 0.3 287.89 287.62 –0.1
1 14.113 14.106 –0.1 288.41 288.45 0.0
545 2 164.54 168.94 2.7 58.880 57.953 –1.6
4 167.60 174.13 3.9 58.056 56.732 –2.3
857 2 9,738.8 10,605. 8.9 2.3449 2.1974 –6.3
WMAP ............. 23 K 1.0134 ··· ··· 14.985 ··· ···
33 Ka 1.0284 ··· ··· 31.556 ··· ···
41 Q1 1.0437 ··· ··· 47.880 ··· ···
Q2 1.0433 1.0439 0.1 47.179 48.226 2.2
61 V1 1.0974 ··· ··· 97.343 ··· ···
V2 1.1006 1.1001 –0.1 101.87 101.20 –0.7
94 W1 1.2473 ··· ··· 209.61 ··· ···
W2 1.2500 1.2458 –0.3 213.65 209.38 –2.0
W3 1.2440 1.2460 0.1 207.88 209.92 1.0
W4 1.2488 1.2453 –0.3 211.78 208.18 –1.7
Haslam ............. 0.408 ... 1.0000 ··· ··· 0.0051 ··· ···

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.