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Table A.1

Pole and origin in equatorial coordinates used for every cluster for the transformations from (α, δ) to (ϕ1 ,ϕ2) and (µαcosδ, µδ) to (µϕ1 co sϕ2, µϕ2) (see section 5.1).

Cluster αpole δpole αorg δpole
(deg) (deg) (deg) (deg)
Alessi_3 120 43 108.993 −46.233
Alessi_9 212 28 265.951 −46.954
Alessi_96 193 31 75.501 37.506
ASCC_101 170 33 288.354 36.310
Blanco_1 57 44 53.057 −29.883
Collinder_350 153 86 267.038 1.537
Melotte_111 221 −60 186.247 25.953
Melotte_22 162 31 56.626 24.095
Melotte_25 176 43 67.469 16.920
NGC_2632 39 4 129.953 19.589
NGC_6633 181 41 276.890 6.635
Platais_10 11 −30 205.692 −59.348
RSG_4 343 −21 288.020 56.871
Roslund_6 13 −26 307.285 39.889
Ruprecht_147 203 13 289.053 −16.465
Stock_10 16 −25 84.801 37.754
Stock_2 189 28 33.834 59.531
Theia_517 188 32 322.768 48.293
UPK_545 25 −7 130.795 −58.687

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