WAFTT results part 3

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Noise characteristics for minimum elevation of 50 degrees

No elevation penalty

Galactic cut (in %) 0 10 20 30
Sky fraction (in %) 56.8 TBD TBD TBD
Effective sky fraction for noise (in %) 51.6 TBD TBD TBD
Effective sky fraction for signal (in %) 47.3 TBD TBD TBD


Frequency (GHz) 30 40 90 150 220 270
white noise level TT (uK-arcmin) 5.5 6.4 0.9 1.2 4.4 7.6
ell knee TT 433 395 1315 4651 4511 4525
1/f exponent TT (uK-arcmin) -3.5 -3.4 -3.1 -2.3 -3.4 -3.4
white noise level E/B (uK-arcmin) 7.8 9.1 1.2 1.7 6.3 10.8
ell knee E/B 467 467 467 467 467 467
1/f exponent E/B (uK-arcmin) -1.1 -1.1 -1.1 -1.1 -1.1 -1.1

With elevation penalty

Galactic cut (in %) 0 10 20 30
Sky fraction (in %) 56.8 TBD TBD TBD
Effective sky fraction for noise (in %) 51.1 TBD TBD TBD
Effective sky fraction for signal (in %) 45.9 TBD TBD TBD


Frequency (GHz) 30 40 90 150 220 270
white noise level TT (uK-arcmin) 5.4 6.3 0.8 1.2 4.4 7.5
ell knee TT 433 395 1315 4651 4511 4525
1/f exponent TT (uK-arcmin) -3.5 -3.4 -3.1 -2.3 -3.4 -3.4
white noise level E/B (uK-arcmin) 7.6 8.9 1.2 1.6 6.2 10.6
ell knee E/B 467 467 467 467 467 467
1/f exponent E/B (uK-arcmin) -1.1 -1.1 -1.1 -1.1 -1.1 -1.1

High cadence survey

Galactic cut (in %) 0 10 20 30
Sky fraction (in %) 57.9 TBD TBD TBD
Effective sky fraction for noise (in %) 47.3 TBD TBD TBD
Effective sky fraction for signal (in %) 38.2 TBD TBD TBD


Frequency (GHz) 30 40 90 150 220 270
white noise level TT (uK-arcmin) 5.3 6.2 0.8 1.1 4.3 7.4
ell knee TT 433 395 1315 4651 4511 4525
1/f exponent TT (uK-arcmin) -3.5 -3.4 -3.1 -2.3 -3.4 -3.4
white noise level E/B (uK-arcmin) 7.5 8.8 1.2 1.6 6.0 10.4
ell knee E/B 467 467 467 467 467 467
1/f exponent E/B (uK-arcmin) -1.1 -1.1 -1.1 -1.1 -1.1 -1.1

Noise characteristics for minimum elevation of 40 degrees

No elevation penalty

Galactic cut (in %) 0 10 20 30
Sky fraction (in %) 68.2 62.5 TBD TBD
Effective sky fraction for noise (in %) 63.5 58.3 TBD TBD
Effective sky fraction for signal (in %) 59.2 54.3 TBD TBD


Frequency (GHz) 30 40 90 150 220 270
white noise level TT (uK-arcmin) 6.2 7.3 1.0 1.3 5.1 8.8
ell knee TT 433 395 1315 4651 4511 4525
1/f exponent TT (uK-arcmin) -3.5 -3.4 -3.1 -2.3 -3.4 -3.4
white noise level E/B (uK-arcmin) 8.7 10.4 1.4 1.9 7.2 12.4
ell knee E/B 467 467 467 467 467 467
1/f exponent E/B (uK-arcmin) -1.1 -1.1 -1.1 -1.1 -1.1 -1.1
Penalty (relative to f_sky scaling) 1.01 1.03 1.02 1.02 1.03 1.03

With elevation penalty

Galactic cut (in %) 0 10 20 30
Sky fraction (in %) 68.2 62.6 TBD TBD
Effective sky fraction for noise (in %) 61.3 56.2 TBD TBD
Effective sky fraction for signal (in %) 54.9 50.2 TBD TBD


Frequency (GHz) 30 40 90 150 220 270
white noise level TT (uK-arcmin) 5.9 6.9 0.9 1.3 4.8 8.2
ell knee TT 433 395 1315 4651 4511 4525
1/f exponent TT (uK-arcmin) -3.5 -3.4 -3.1 -2.3 -3.4 -3.4
white noise level E/B (uK-arcmin) 8.4 9.8 1.3 1.8 6.8 11.6
ell knee E/B 467 467 467 467 467 467
1/f exponent E/B (uK-arcmin) -1.1 -1.1 -1.1 -1.1 -1.1 -1.1
Penalty (relative to f_sky scaling) 1.00 1.01 1.01 1.01 1.01 1.01

High cadence survey

Galactic cut (in %) 0 10 20 30
Sky fraction (in %) 67.6 61.4 TBD TBD
Effective sky fraction for noise (in %) 58.6 53.3 TBD TBD
Effective sky fraction for signal (in %) 50.0 45.5 TBD TBD


Frequency (GHz) 30 40 90 150 220 270
white noise level TT (uK-arcmin) 6.0 7.3 1.0 1.3 5.0 8.7
ell knee TT 433 395 1315 4651 4511 4525
1/f exponent TT (uK-arcmin) -3.5 -3.4 -3.1 -2.3 -3.4 -3.4
white noise level E/B (uK-arcmin) 8.5 10.3 1.4 1.9 7.1 12.3
ell knee E/B 467 467 467 467 467 467
1/f exponent E/B (uK-arcmin) -1.1 -1.1 -1.1 -1.1 -1.1 -1.1
Penalty (relative to f_sky scaling) 1.03 1.06 1.04 1.04 1.06 1.07

Noise characteristics for minimum elevation of 30 degrees

No elevation penalty

Galactic cut (in %) 0 10 20 30
Sky fraction (in %) 75.8 69.3 TBD TBD
Effective sky fraction for noise (in %) 70.9 64.8 TBD TBD
Effective sky fraction for signal (in %) 66.2 60.6 TBD TBD


Frequency (GHz) 30 40 90 150 220 270
white noise level TT (uK-arcmin) 6.7 8.1 1.1 1.5 5.6 9.8
ell knee TT 433 395 1315 4651 4511 4525
1/f exponent TT (uK-arcmin) -3.5 -3.4 -3.1 -2.3 -3.4 -3.4
white noise level E/B (uK-arcmin) 9.5 11.5 1.5 2.1 7.9 13.8
ell knee E/B 467 467 467 467 467 467
1/f exponent E/B (uK-arcmin) -1.1 -1.1 -1.1 -1.1 -1.1 -1.1
Penalty (relative to f_sky scaling) 1.04 1.08 1.06 1.06 1.07 1.09

With elevation penalty

Galactic cut (in %) 0 10 20 30
Sky fraction (in %) 75.8 69.3 TBD TBD
Effective sky fraction for noise (in %) 66.1 60.5 TBD TBD
Effective sky fraction for signal (in %) 57.6 52.7 TBD TBD


Frequency (GHz) 30 40 90 150 220 270
white noise level TT (uK-arcmin) 6.2 7.2 1.0 1.3 5.0 8.6
ell knee TT 433 395 1315 4651 4511 4525
1/f exponent TT (uK-arcmin) -3.5 -3.4 -3.1 -2.3 -3.4 -3.4
white noise level E/B (uK-arcmin) 8.8 10.2 1.4 1.9 7.1 12.2
ell knee E/B 467 467 467 467 467 467
1/f exponent E/B (uK-arcmin) -1.1 -1.1 -1.1 -1.1 -1.1 -1.1
Penalty (relative to f_sky scaling) 1.00 1.02 1.01 1.01 1.02 1.02

High cadence

Galactic cut (in %) 0 10 20 30
Sky fraction (in %) 75.3 68.3 TBD TBD
Effective sky fraction for noise (in %) 65.5 59.5 TBD TBD
Effective sky fraction for signal (in %) 54.1 49.2 TBD TBD


Frequency (GHz) 30 40 90 150 220 270
white noise level TT (uK-arcmin) 6.8 8.5 1.1 1.5 5.8 10.3
ell knee TT 433 395 1315 4651 4511 4525
1/f exponent TT (uK-arcmin) -3.5 -3.4 -3.1 -2.3 -3.4 -3.4
white noise level E/B (uK-arcmin) 9.6 12.0 1.6 2.1 8.2 14.5
ell knee E/B 467 467 467 467 467 467
1/f exponent E/B (uK-arcmin) -1.1 -1.1 -1.1 -1.1 -1.1 -1.1
Penalty (relative to f_sky scaling) 1.08 1.17 1.13 1.12 1.15 1.18