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Table A.2.

Multiwavelength polarization properties of Mrk 421.

Telescope Band Dates Radio Polarization Radio Flux Density
(GHz) (YYYY-MM-DD) ΠR(%) ψR (°) (10−25 erg s−1 cm−2 Hz−1)
KVN 22 2022-12-09 2.4 ± 0.7 210 ± 12 45 ± 4
KVN 43 2022-12-09 2.7 ± 0.5 142 ± 9 40 ± 2
KVN 86 2022-12-09 3.1 ± 2.3 153 ± 15 34 ± 7
KVN 129 2022-12-09 4.4 ± 2.0 191 ± 16 71 ± 19
SMA 230 2022-12-07 2.0 ± 0.3 163 ± 3 20 ± 2
Effelsberg 4.85 2022-12-02 0.9 ± 0.2 96 ± 4 59.4 ± 1.0
Effelsberg 8.35 2022-12-02 1.2 ± 0.4 135 ± 5 50.1 ± 0.5
Effelsberg 10.45 2022-12-02 1.2 ± 0.2 159 ± 7 48.7 ± 1.1
VLBA 43 2022-12-06 1.7 ± 0.6 171 ± 10 25.9 ± 3.3
VLBA 43 2022-11-20 2.1 ± 0.4 178 ± 7 22.9 ± 3.3
VLBA 43 2022-11-01 1.5 ± 0.3 181 ± 8 27.5 ± 3.5
VLBA 43 2022-08-21 2.0 ± 0.6 166 ± 9 29.4 ± 3.6
VLBA 43 2022-07-22 1.3 ± 0.5 215 ± 13 28.8 ± 3.6
VLBA 43 2022-07-15 < 1.1 Undetermined 29.0 ± 4.1

Telescope Band Dates Infrared Polarization Infrared flux density
(μm) (YYYY-MM-DD) ΠIR(%) ψIR (°) (10−25 erg s−1 cm−2 Hz−1)

Kanata 1 J:1.1 2022-12-07 2.1 ± 0.03 167.0 ± 0.3 1.65 ± 0.03

Telescope Band Dates Optical Polarization Optical flux density
(nm) (YYYY-MM-DD) ΠO(%) ψO (°) (10−25 erg s−1 cm−2 Hz−1)

SNO R:653 2022-12-07 4.6 ± 1.3 206 ± 9 2.11 ± 0.03
Kanata1 R:653 2022-12-07 2.41 ± 0.02 176 ± 0.2
Perkins R:653 2022-12-17 2.65 ± 0.21 151.9 ± 2.0 2.75 ± 0.03
Perkins R:653 2022-12-17 2.68 ± 0.21 156.2 ± 2.3 2.74 ± 0.03
Perkins R:653 2022-12-17 2.51 ± 0.21 155.9 ± 2.5 2.75 ± 0.03
Perkins R:653 2022-12-16 1.12 ± 0.27 156.2 ± 7.2 2.87 ± 0.03
Perkins R:653 2022-12-15 1.48 ± 0.28 160.6 ± 5.7 2.77 ± 0.03
Perkins R:653 2022-12-14 1.74 ± 0.30 125.1 ± 5.3 2.72 ± 0.02
Perkins R:653 2022-12-01 6.89 ± 0.39 161.7 ± 1.8 2.98 ± 0.04
Perkins R:653 2022-12-01 7.11 ± 0.37 164.5 ± 1.7 2.99 ± 0.03
Perkins R:653 2022-12-01 6.91 ± 0.37 159.0 ± 1.6 3.00 ± 0.03
Perkins R:653 2022-11-28 4.76 ± 0.25 179.1 ± 1.6 2.99 ± 0.03
Perkins R:653 2022-11-28 4.39 ± 0.28 164.4 ± 1.9 3.00 ± 0.04
Perkins R:653 2022-11-28 5.22 ± 0.22 164.7 ± 1.3 3.00 ± 0.03
Perkins R:653 2022-11-28 4.22 ± 0.22 168.6 ± 1.6 2.99 ± 0.03
Perkins R:653 2022-11-27 5.79 ± 0.26 162.3 ± 1.3 2.98 ± 0.03
Perkins R:653 2022-11-27 5.79 ± 0.21 165.3 ± 0.8 2.99 ± 0.02
Perkins R:653 2022-11-27 5.02 ± 0.21 163.7 ± 0.8 2.98 ± 0.02
Perkins R:653 2022-11-27 5.29 ± 0.21 163.3 ± 0.4 2.99 ± 0.02
Perkins R:653 2022-11-26 6.42 ± 0.21 151.5 ± 0.8 2.86 ± 0.02
Perkins R:653 2022-11-26 5.71 ± 0.23 152.0 ± 1.1 2.87 ± 0.02
Perkins R:653 2022-11-26 5.44 ± 0.21 155.0 ± 0.9 2.86 ± 0.02

Notes.

1

Not corrected for dilution of polarization by unpolarized starlight from the host galaxy.

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