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Astronomical Techniques and Instruments
Astronomical Techniques and Instruments

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ArticleA hori­zontal limit avoid­ance strategy for the equat­orial tele­scope point­ing pro­cess

1Nanjing Insti­tute of Astro­nom­ical Optics & Tech­no­logy, Chinese Academy of Sci­ences, Nanjing 210042, China 2CAS Key Labor­at­ory of Astro­nom­ical Optics & Tech­no­logy, Nanjing Insti­tute of Astro­nom­ical Optics & Tech­no­logy, Nanjing 210042,...

A hori­zontal limit avoid­ance strategy for the equat­orial tele­scope point­ing pro­cess

Article5.3. Obser­va­tion Sites in the South­ern Hemi­sphere 6. CONCLUSION

When the obser­va­tion site is loc­ated in the South­ern Hemi­sphere, the lat­it­ude has a neg­at­ive value. In this case, by revers­ing the dir­ec­tion of the dec­li­na­tion axis on the HA-DEC plane chart and using the abso­lute value of the...

5.3. Obser­va­tion Sites in the South­ern Hemi­sphere 6. CONCLUSION

ArticleExtend­ing CASPER sup­port to third-party RFSoC boards: a case study with TQ47DR

Jian Li1,2,3 , Maozheng Chen1,2,3*, Xue­feng Duan1,3 , Yan­ling Liu1,3, Xin Pei1,2,3 Hai­l­ong Zhang1,2 , Peng Li1, Qing­song Zhang1,2, Kai Wang1,3 1Xinji­ang Astro­nom­ical Obser­vat­ory, Chinese Academy of Sci­ences, Urumqi 830011, China...

Extend­ing CASPER sup­port to third-party RFSoC boards: a case study with TQ47DR

ArticleTQ47DR (This work)

XCZU47DR (Gen 3) 8 @ 5 GSPS (14-bit) 8 @ 9.85 GSPS (14-bit) 4 GB PS Dual 100 GbE QSFP28 LMK04832+ext ref 1 PPS+mul­tiple TRIG I/O Easy to imple­ment Fig. 1. Sys­tem-level block dia­gram of the TQ47DR RFSoC board. The ZU47DR integ­rates PS and PL...

TQ47DR (This work)

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