大溪天文台觀測日誌 TYGA TW
大溪天文台 TYGA TW(AAVSO)觀測全天長周期脈動變星 LPV (Long Period Variable star)
SuperNova SN2024 gy in NGC 4216
室女座 系外星系 NGC 4216中的超新星 SN 2024 gy 2024 0510 溫度 23.3度c 濕度:75%
Celestron 14" SCT F/3.6 (f 1278mm 1.1 arcsec/pixel resolution) +
SBIG ST-10XME 自由追蹤 (POLEMASTER 2017 0805 校對) Showa 20E kai +NS5000 for SHOWA20E(測試中).+TheSky GOTO system.
Observations submitted since last login:
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Name JD CalendarDate Mag Filter Chart
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1 SN 2024gy 2460358.15764 2024 Feb 17.6576 13.9 Johnson V ensemble THESKY 6.0 N
2 SN 2024gy 2460358.1625 2024 Feb 17.6625 13.3 Cousins R ensemble THESKY 6.0 N
3 SN 2024gy 2460358.16597 2024 Feb 17.666 15.3 Johnson B ensemble THESKY 6.0 N
4 SN 2024gy 2460441.18056 2024 May 10.6806 16.0 Johnson V ensemble ASTROART5.0 N
5 SN 2024gy 2460441.18472 2024 May 10.6847 15.7 Cousins R ensemble ASTROART5.0 N
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B-V 色指數= +1.4 (0217 2024)
圖: 0217 2024 Cousins R band 測光 , 0510 2024 V=16.0mag R=15.7mag B 光度過低, 無法測定.
https://www.aavso.org/LCGv2/2024gy (= AT2023acjv) (= ZTF24aaaiocv) (= AT2024ix) (= ASASSN-24ac) (= PSN J12155131+1306561), TNS discovered 2024/01/04.678 by Koichi Itagaki
Found in NGC 4216 at R.A. = 12h15m51s.310, Decl. = +13°06'56".10
Located 45".7 west and 121".7 south of the center of NGC 4216 (Damian Peach image)
Mag 14.6:2/15 (12.8:1/17), Type Ia
曹大貓咪 2024 0513 台北市