Comet C/2021 A1 (Leonard) C/2021 A1 (레너드) 혜성 Comet C/2021 A1 (Leonard). C/2021 A1 (레너드) 혜성. 2021.12.06. 06:00 (KST). http://cometsky.com/astrophotos/comet_leonard_20211206_web_bsyeom.jpg http://cometsky.com/astrophotos/comet_leonard_20211206_web_rot_bsyeom.jpg Large photos: http://cometsky.com/astrophotos/comet_leonard_20211206_med_bsyeom.jpg http://cometsky.com/astrophotos/comet_leonard_20211206_med_rot_bsyeom.jpg 엷은 구름이 계속 있어서 깨끗한 혜성 사진을.. 2021. 12. 7. Comet 67P/Churyumov-Gerasimenko Observation Information 67P/추류모프-게라시멘코 혜성의 관측 정보 67P/추류모프-게라시멘코 혜성의 관측 정보. Comet 67P/Churyumov-Gerasimenko Observation Information. 2021. 10. 10. ~ 11. 15. 03:00 (KST). 염범석(Bum-Suk Yeom). Large photo: http://cometsky.com/astronews/comet_67p_info_20211018_large_bsyeom.jpg 67P/추류모프-게라시멘코 혜성은 2021년 11월 2일에 근일점을 통과합니다. 이 혜성은 10월과 11월에 관측하기 좋은 시기입니다. 혜성의 최대 밝기는 약 10.0등급으로 매우 밝은 편은 아니지만 근일점에 가까워지면서 꼬리도 조금씩 나타나고 있습니다. 10월과 11월에 쌍둥이자리를 지나가기때문에 새벽에 관측하.. 2021. 10. 18. Light Curve of Comet C/2020 S3 (Erasmus) 에라스무스 혜성의 광도 곡선 Light Curve of Comet C/2020 S3 (Erasmus). 에라스무스 (Erasmus, C/2020 S3) 혜성의 광도 곡선. Edited by Bum-Suk Yeom (염범석). Image Credit: COBS Comet Observation Database – CC BY-NA-SA 4.0. 2020. 11. 29. C/2020 F3 니오와이즈 혜성의 관측 정보 Comet C/2020 F3 (NEOWISE) Observation Information C/2020 F3 니오와이즈 혜성의 관측 정보. (Updated 27 July). Comet C/2020 F3 (NEOWISE) Observation Information. NEOWISE (C/2020 F3) 혜성의 고도, 밝기, 그리고 위치 변화 (위치: 36° N 기준). http://cometsky.com/astronews/200727_comet_neowise_c2020f3_alt_mag_pos_med_new_bsyeom.jpg Large photo (3,390 x 4,283 pixels): http://cometsky.com/astronews/200727_comet_neowise_c2020f3_alt_mag_pos_large_new_bsyeom.jpg 염범석. Bum-Suk Yeom. Magnit.. 2020. 7. 27. Comet C/2020 F3 (NEOWISE) 니오와이즈 혜성 Comet C/2020 F3 (NEOWISE). C/2020 F3 (니오와이즈) 혜성. 2020-07-18 21:30 (KST). http://cometsky.com/astrophotos/comet_c2020f3_neowise_200718_web_bsyeom.jpg Large photo: http://cometsky.com/astrophotos/comet_c2020f3_neowise_200718_med_bsyeom.jpg 엷은 구름이 계속 있어서 깨끗한 혜성 사진을 얻지 못했습니다. 염범석. Bum-Suk Yeom. Taken by Bum-Suk Yeom (www.cometsky.com) on July 18, 2020 UTC @ Namwon, South Korea. Details: 12:30 UTC (2.. 2020. 7. 26. Comet C/2020 F3 (NEOWISE) C/2020 F3 니오와이즈 혜성 2020.07.16. No. 1 Comet C/2020 F3 (NEOWISE). 2020.07.16. No. 1. C/2020 F3 니오와이즈 혜성. 2020-07-16 20:52 (KST). http://cometsky.com/astrophotos/comet_c2020f3_neowise_20200716_01_web_bsyeom.jpg http://cometsky.com/astrophotos/comet_c2020f3_neowise_20200716_01_wide_web_bsyeom.jpg Large photo: http://cometsky.com/astrophotos/comet_c2020f3_neowise_20200716_01_med_bsyeom.jpg http://cometsky.com/astrophotos/comet_c2020f3_n.. 2020. 7. 22. Comet C/2020 F3 (NEOWISE) 4K Timelapse movie Comet C/2020 F3 (NEOWISE) 4K movie. 니오와이즈 (NEOWISE, C/2020 F3) 혜성 4K 동영상. 16 July 2020 UTC. Bum-Suk Yeom. 염범석. 4K Timelapse movie : youtu.be/gCkvgzQonW0 Canon EOS 5D Mark III camera, Sigma Art 40mm F1.4 lens, f/4, ISO 1600, 6 sec x 460. 2020. 7. 21. C/2020 F3 니오와이즈 혜성의 꼬리 길이 Tail lengths of the Comet C/2020 F3 NEOWISE C/2020 F3 니오와이즈 혜성의 꼬리 길이. Tail lengths of the Comet C/2020 F3 NEOWISE. http://cometsky.com/astronews/comet_c2020f3_neowise_tail_length_est_bsyeom.jpg 이온 꼬리(Ion tail): 16°, 먼지 꼬리(Dust tail): 14°. 니오와이즈 (NEOWISE, C/2020 F3) 혜성의 꼬리 길이를 사진으로 대략적으로 계산해 보았습니다. 이온 꼬리(Ion tail)는 사진상에서 일부분만 찍힌 것 같습니다. 그래서 아마도 실제 이온 꼬리의 길이는 계산한 값보다 더 길것으로 예상합니다. I have roughly calculated the tail length of Comet NEOWISE .. 2020. 7. 13. Comet C/2020 F3 (NEOWISE) 니오와이즈 혜성 2020.07.09. No. 3 Comet C/2020 F3 (NEOWISE). 2020.07.09. No. 3. C/2020 F3 니오와이즈 혜성. 2020-07-09 04:30 (KST). http://cometsky.com/astrophotos/comet_c2020f3_neowise_20200709_03_web_bsyeom.jpg http://cometsky.com/astrophotos/comet_c2020f3_neowise_20200709_03_web_ex_bsyeom.jpg Large photo: http://cometsky.com/astrophotos/comet_c2020f3_neowise_20200709_03_med_bsyeom.jpg http://cometsky.com/astrophotos/comet_c2020f3_neo.. 2020. 7. 12. Comet C/2020 F3 (NEOWISE) C/2020 F3 니오와이즈 혜성 2020.07.09. No. 2 Comet C/2020 F3 (NEOWISE). C/2020 F3 (니오와이즈) 혜성. 2020-07-09 04:22 (KST). http://cometsky.com/astrophotos/comet_c2020f3_neowise_20200709_01_web_bsyeom.jpg http://cometsky.com/astrophotos/comet_c2020f3_neowise_20200709_01_web_rot_bsyeom.jpg 염범석. Bum-Suk Yeom. Taken by Bum-Suk Yeom (www.cometsky.com) on July 08, 2020 UTC @ Namwon, South Korea. Details: 19:22 UTC (04:22 July 09 KST), 60mm refractor .. 2020. 7. 11. Comet C/2020 F3 (NEOWISE) C/2020 F3 니오와이즈 혜성 2020.07.09. No. 1 Comet C/2020 F3 (NEOWISE). C/2020 F3 니오와이즈 혜성. 2020-07-09 04:35 (KST). http://cometsky.com/astrophotos/comet_neowise_c2020f3_20200709_web_bsyeom.jpg 염범석. Bum-Suk Yeom. Taken by Bum-Suk Yeom (www.cometsky.com) on July 08, 2020 UTC @ Namwon, South Korea. Details: 19:35 UTC (04:35 July 09 KST), Samyang 135mm F2.0 lens, EOS M6 camera, Manfrotto 055 tripod, ISO 200, f/5.6, 0.4 sec. 2020. 07. 09. 04:3.. 2020. 7. 9. Brightest comets seen since 1935 1935년 이후 가장 밝은 혜성 Brightest comets seen since 1935. [updated 2020 July 5] The brightest comets observed by ground-based observers since 1935. The "peak m1" is the maximum observed total visual magnitude as seen by ground-ased observers. Only those comets brighter than fourth magnitude are listed below. Note that some comets have been seen brighter than listed below in spacecraft images when the comets were too cl.. 2020. 7. 9. 이전 1 2 3 4 5 6 ··· 13 다음
