When is the best time to observe AT Draconis?

AT Draconis is best observed from April through June, with peak visibility during May when it transits around midnight in the Northern Hemisphere.

Where is AT Draconis located in the sky?

AT Draconis lies in the constellation Drache at right ascension 16h 17m and declination +59° 45′.

What telescope do I need to follow AT Draconis?

To follow AT Draconis through its full brightness cycle (magnitude 5.2 to 5.5) you need any 7×50 or 10×50 binoculars — the star fades out of smaller apertures near minimum light.

AT Draconis — Veränderlicher Stern in Drache

Beobachtbarer veränderlicher Stern Gut (57/100)

Range: 5.18 - 5.54, Period: 35.6d, Type: SRB

VariableStar Drache (Dra) Sichtbar

Sternkarte + Liste + Plan Star Hop

Beobachten

1Physikalische Eigenschaften

Helligkeit 5.40

Bereich 5.18 - 5.54

Periode 36 Tage

Variablentyp Semi-Regular Variable (Late-type Giant)

Spektraltyp M4IIIa

Sternfarbe Rot (B-V 1.63)

2Position & Bezeichnungen

RA 16h 17m 15.3s

Dec +59° 45' 18.0"

Sternbild Drache (Dra)

HR 6086

HIP 79804

HD 147232

Variable ID AT Dra

SIMBAD

3Wie leicht zu verfolgen?

Helligkeit 5.2 – 5.5 mag Amplitude 0.4 mag Periode 35.57 d Typ SRB

Melde dich an und konfiguriere deine Ausrüstung und deinen Standardstandort, um die Daten auf Dich anzupassen zu sehen.

Ausrüstung	Bortle 3	Bortle 4	Bortle 5
Bloßes Auge Bloßes Auge	S. schwer+	S. schwer+	S. schwer
50-mm-Sucher 50mm Sucher	Schwer+	Schwer+	Schwer+
150-mm-Teleskop 150mm Teleskop	Schwer+	Schwer+	Schwer+