2022 January 05 - successful observation of the asteroid occultation event at Hokoon

Exoplanet occultation, asteroid occultation,
solar research, comet observation, astrometry, etc.
回覆文章
PTS
夸克星
文章: 17247
註冊時間: 週日 28 10月, 2007 08:50
來自: HK

2022 January 05 - successful observation of the asteroid occultation event at Hokoon

文章 PTS » 週三 05 1月, 2022 22:43

2022 January 05 - successful observation of the asteroid occultation event at Hokoon, with Power Wong and Kenneith Hui.

Asteroid : (57) Mnemosyne
Magnitude: 12.83
Star: TYC 5237-00287-1 (RA: 22h 41m 57.7248s, Dec: -02d 50m 04.181s)
Magnitude: 8.7

Telescope : 0.5 m RC reflector at Hokkon, f/8
Camera : ASI1600MM Pro, cooled to -18C
Exposure for timing : 100 ms
Cropped 1200x1200
binning : 3x3

The first photo shows the star field around TYC 5237-00287-1, with the following key (magnitude in bracket):
A - TYC 5237-00287-1 (9.30)
B - (57) Mnemosyne (12.😎
C - GSC 5237:353 (13.0)
D - GSC 5237:167 (13.2)
E - PGC 69531 (14.9)
F - UCAC 2.0 Star (14.0)
G - GSC 5237:32 (15.6)
H - GSC 5237:124 (15.0)

The next 4 images show the asteroid approaching the target star.

Result:
Time of disappearance of star : 12:55:16:197 UTC
Time of re-appearance of star : 12:55:19:297 UTC
Duration of occultation : 3.10 s
Estimate of error : +/- 0.1 s
您沒有權限檢視這篇文章所附加的檔案。
最後由 PTS 於 週四 06 1月, 2022 07:02 編輯,總共編輯了 1 次。

頭像
Eddy So
夸克星
文章: 16057
註冊時間: 週四 04 12月, 2008 22:35
來自: 中男海

Re: 2022 January 05 - successful observation of the asteroid occultation event at Hokoon

文章 Eddy So » 週三 05 1月, 2022 23:01

[Good Job]

PTS
夸克星
文章: 17247
註冊時間: 週日 28 10月, 2007 08:50
來自: HK

Re: 2022 January 05 - successful observation of the asteroid occultation event at Hokoon

文章 PTS » 週日 23 1月, 2022 18:01

Data reduction done by NAO, Japan
您沒有權限檢視這篇文章所附加的檔案。

回覆文章

回到「業餘天文研究專區 Amateur Astronomers' Research Area」

誰在線上

正在瀏覽這個版面的使用者:沒有註冊會員 和 9 位訪客