HOPS 255

Number of components: 2

Lbol (L)

Tbol (K)

Class

Distance (pc)

Zone

0.7

572.0

Flat

428.4

LDN 1641

ALMA 0.87 mm

Source

RA (J2000)

DEC (J2000)

Integrated Flux Density

(mJy)

Peak Intensity

(mJy/beam)

RMS

(mJy/beam)

ΔΦA

(")

Decon. Size

(")

Decon. PA

(º)

HOPS-255-A

05:40:50.576

-08:05:48.70

22.54 ± 0.72

14.25

0.28

0.1

0.09 x 0.07

1.0

HOPS-255-B

05:40:50.567

-08:05:48.57

0.84 ± 0.27

2.10

0.28

0.1

-

-

VLA 9 mm

Source

RA (J2000)

DEC (J2000)

Integrated Flux Density

(mJy)

Peak Intensity

(mJy/beam)

RMS

(µJy/beam)

ΔΦV

(")

Decon. Size

(")

Decon. PA

(º)

HOPS-255-A

-

-

-

-

-

-

-

-

HOPS-255-B

-

-

-

-

-

-

-

-

ACA 0.87 mm

Source

RA

(J2000)

DEC

(J2000)

Integrated Flux Density

(mJy)

Peak Intensity

(mJy/beam)

RMS

(mJy/beam)

ΔΦV

(")

Decon. Size

(")

Decon. PA

(º)

HOPS-255

05:40:50.568

-08:05:48.84

17.55

17.55

2.81

-

-

-

 

ALMA and VLA Derived Parameters

Source

R2σ, ALMA

(au)

R2σ, VLA

(au)

MD, ALMA

(M)

MD, VLA

(M)

QALMA

QVLA

Spectral Index

(0.87 – 9 mm)

Spectral Index

(8.1 -10 mm)

HOPS-255-A

30.9 ± 10.0

-

32.2 ± 1.0

-

23.37

-

-

-

HOPS-255-B

-

-

1.3 ± 0.4

-

-

-

-

-

 


Sources next/close to me: -

Same source, other names: -


 

Source Images

ALMA (0.87 mm) (Tobin et al. 2020).

Figure 1: HOPS-255-A at south and HOPS-255-B at east.

 

ACA (0.87 mm) (Federman et al. 2022).

Figure 2: HOPS-255.