HOPS 291

Number of components: 1

Lbol (L)

Tbol (K)

Class

Distance (pc)

Zone

0.1

340.1

Flat

405.5

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-291

05:39:57.954

-07:28:57.62

14.55 ± 0.64

9.43

0.26

0.2

0.09 x 0.06

153.7

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-291

05:39:57.954

-07:28:57.62

≤ 0.03

≤ 0.03

14.9

36.7

-

-

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-291

05:39:57.96

-07:28:57.36

12.42

12.42

2.88

-

-

-

 

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-291

31.0 ± 10.0

-

36.1 ± 1.6

≤ 70.0

40.397

-

-

-

 


Sources next/close to me: -

Same source, other names: -


 

Source Images

Left: ALMA (0.87 mm), Right: VLA (9 mm) (Tobin et al. 2020),

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

Figure 1: HOPS-291.