A description of the Hipparcos and Tycho Epoch Photometries is included in this ReadMe; more complete descriptions can be found in the documentation included in the Hipparcos CD-ROMs, in section 2.5 for the Hipparcos Photometry Annexes, and section 2.6 for the Tycho Photometry annexes.

Hipparcos Epoch Photometry for HIP 20454

(ESA Photometry)
 20454| | 0.768|121|117      9.6841|0.0029| 9.63| 9.73             |         | | |  

JD-2440000| Hpmag |s.e. |Tflg
7861.65293| 9.6568|0.015|  1
7861.72749| 9.6811|0.023|  1
7861.74181| 9.6909|0.018|  1
7861.81638| 9.6966|0.020|  1
7898.95596| 9.6905|0.021|  0
7899.04485| 9.7009|0.017|  0
7899.14808| 9.6704|0.021|  1
7925.71442| 9.6941|0.019|  0
7925.78901| 9.7066|0.017|  1
7999.81091| 9.7225|0.029|  0
7999.88548| 9.6968|0.019|  0
8053.89915| 9.6965|0.017|  0
8053.91347| 9.6352|0.017|  0
8053.98806| 9.6835|0.017|  0
8054.00234| 9.6695|0.017|  0
8092.00104| 9.7141|0.021|  0
8115.29786| 9.6863|0.016|  0
8115.37244| 9.6856|0.017|  0
8115.38676| 9.7005|0.017|  1
8145.22919| 9.6669|0.016|  0
8145.24352| 9.6624|0.018|  0
8145.31810| 9.7196|0.026|  0
8181.03850| 9.6744|0.029|  0
8181.05284| 9.6703|0.017|256
8181.23061| 9.6610|0.018|  0
8181.30518| 9.6714|0.021|  0
8181.31952| 9.7028|0.018|  0
8201.65787| 9.6659|0.019|  0
8201.67220| 9.6679|0.021|  0
8201.74676| 9.6652|0.022|  0
8201.76111| 9.7016|0.019|  0
8242.88648| 9.6514|0.028|  0
8242.90081| 9.6625|0.013|  0
8242.98969| 9.7378|0.031|  0
8266.09397| 9.6489|0.027|  0
8266.16852| 9.7076|0.017|  0
8266.18285| 9.6841|0.042|  0
8266.25740| 9.6727|0.017|  0
8266.27173| 9.7198|0.030|  0
8295.13285| 9.6518|0.019|  0
8295.14714| 9.6446|0.024|  0
8295.31061| 9.6769|0.017|  0
8327.02500| 9.6631|0.030|  0
8327.03932| 9.6692|0.032|  0
8327.20277| 9.7282|0.017|  0
8345.15296| 9.6976|0.021|  0
8345.16731| 9.6613|0.037|  0
8345.24187| 9.6925|0.021|  8
8345.25617| 9.6256|0.042| 10
8384.32474| 9.6383|0.022|  2
8384.33909| 9.7148|0.021|  0
8396.41219| 9.7201|0.021|  0
8396.42649| 9.6267|0.024|  0
8396.50106| 9.7123|0.018|  0
8396.51540| 9.6586|0.035|  0
8396.58996| 9.6955|0.019|  0
8396.60427| 9.6759|0.032|  0
8436.47506| 9.6888|0.027|  0
8436.48939| 9.6581|0.027|  0
8455.58228| 9.7207|0.023|  0
8455.59659| 9.6966|0.022|  0
8488.81129| 9.6744|0.018|  0
8488.82558| 9.6823|0.020|  0
8488.90015| 9.6341|0.018|  0
8488.91446| 9.6624|0.019|  0
8488.98906| 9.7067|0.023|  0
8519.48165| 9.7297|0.044|  0
8519.55616| 9.6831|0.017|  0
8519.57053| 9.7274|0.042|  0
8519.64508| 9.6889|0.017|  0
8519.65943| 9.6313|0.032|  0
8543.40542| 9.6675|0.025|  0
8543.41975| 9.6374|0.036|  0
8543.49431| 9.6830|0.018|  0
8543.50860| 9.6230|0.023|  0
8543.58320| 9.6896|0.016|  0
8543.59752| 9.6797|0.028|  0
8585.16826| 9.7245|0.044|  0
8585.18262| 9.6687|0.028|  0
8585.25717| 9.7609|0.027|  0
8585.27148| 9.6512|0.026|  0
8585.34607| 9.6982|0.023|  8
8585.36041| 9.5931|0.022|  2
8605.34243| 9.7507|0.033|  0
8605.52020| 9.6880|0.033|  0
8605.53453| 9.6942|0.025|  0
8605.60909| 9.6363|0.034|  0
8605.62342| 9.7418|0.040|  0
8639.90470| 9.7063|0.019|  0
8639.91902| 9.6924|0.017|  0
8668.52732| 9.6730|0.016|  0
8727.23450| 9.6909|0.018|  0
8727.24885| 9.7015|0.017|  0
8727.41230| 9.6853|0.018|  0
8727.42662| 9.6827|0.017|  0
8740.47677| 9.6878|0.017|  0
8740.49109| 9.6885|0.017|  0
8740.56565| 9.6813|0.018|  0
8740.57997| 9.6975|0.019|  0
8740.66887| 9.6498|0.022|  2
8781.07027| 9.6847|0.018|  0
8781.08459| 9.7064|0.045|  0
8781.15918| 9.7080|0.017|  0
8781.17351| 9.6634|0.036|  0
8781.24804| 9.7169|0.018|  0
8781.26239| 9.6774|0.039|  0
8796.37131| 9.6481|0.017|  0
8832.80277| 9.6797|0.036|  0
8832.81708| 9.6827|0.030|  0
8832.97934| 9.6565|0.041|  0
8832.99363| 9.7070|0.019|  0
8925.28648| 9.7195|0.022|  2
8925.36101| 9.6871|0.029|  0
8925.37535| 9.6270|0.026|  0
8944.40502| 9.7063|0.018|  0
8944.41935| 9.6889|0.016|  0
8944.49394| 9.6920|0.018|  0
8944.50824| 9.6729|0.016|  0
8944.58282| 9.6625|0.019|  0
8944.59718| 9.6868|0.017|  0
9025.27738| 9.5589|0.024|  2