親子觀星會

好像有彗星
2018年 未來雙統可見?? 目前 16.7等好像 2018年初會到9等左右


也沒多亮阿

http://www.aerith.net/comet/catalog/2017T1/2017T1.html
(http://www.aerith.net/comet/catalog/2017T1/mag.gif)

http://www.skyandtelescope.com/observing/c2017-t1-heinze-binocular-comet-for-the-new-year/
Comet Heinze (C/2017 T1) was only a tiny, 17th-magnitude patch of fuzz with a short, fan-shaped tail on October 22nd.
Mike Olason
(http://wwwcdn.skyandtelescope.com/wp-content/uploads/Heinze-Oct-22_2017-Mike-Olason_ST.jpg)

(http://wwwcdn.skyandtelescope.com/wp-content/uploads/Heinze-path_ST.jpg)

https://www.universetoday.com/137999/comes-comet-heinze-holidays/
(https://www.universetoday.com/wp-content/uploads/2017/12/Cbell-580x345.jpg)
Comet C/2017 T1 Heinze passes near the galaxy NGC 2706 on November 25th. Image credit and copyright: Charles Bell.

Comet Heinze 軌道是一個有趣的彗星，在聖誕節當天將越過黃道向北，並在2018年2月21日 8700萬公里（0.58AU ）的遠日點。
2018年  1月4日，距離地球最近的為3300萬公里（0.22 AU） ， 這顆彗星每天會 7度速度 飄過 鹿豹座星座。

4月1日 離地球只有0.0144AU

Comet C/2017 T1 Heinze 軌道 離心率很靠近1,  所以 到底太陽系來的 還是 外星係 


December

7- Crosses the celestial equator northward.

16- Passes near +3 magnitude star Zeta Hydrae.

18- Crosses into the constellation Cancer.

21- Passes near the open cluster M67.

25- Photo op: passes near the Beehive Cluster M44 and crosses the ecliptic northward.

29- Skirts the corner of the constellation Gemini and crosses into the Lynx.

January

1- May break +10th magnitude?

1- Passes near the +4.5 magnitude star 21 Lyncis.

2- Reaches opposition.

3- Passes near the +4.5 magnitude star 2 Lyncis and into the constellation Camelopardalis.

5- Passes near the +4 magnitude star Alpha Camelopardalis.

6- Passes 31 degrees from the north celestial pole.

7- Crosses into the constellation Cassiopeia.

10-Crosses the galactic equator southward.

13- Crosses into the constellation Andromeda.

14-Crosses into the constellation Lacerta.

17- Passes near the +4.5 magnitude star 6 Lacertae.

21- Passes near the +4 magnitude star 1 Lacertae.

23- Crosses into the constellation Pegasus.

February

26- Passes near the globular cluster M15.

March

1- May drop back down below +10th magnitude?

http://www.itelescope.net/sky-alerts/2017/12/22/alert-comet-c2017-t1-heinze-near-m44-for-christmas.html

C/2017 T1 Heinze near M44 for Christmas

https://groups.yahoo.com/neo/groups/comets-ml/conversations/messages/27031

一說可能解體 ?

http://lesia.obspm.fr/comets/plot/plot_mag.php?Code=CK17T010&Username=&CodeObs=&Config=&y1=1908&m1=01&y2=2018&m2=03