HOPS 157

Number of components: 1

Lbol (L)

Tbol (K)

Class

Distance (pc)

Zone

3.3

77.6

I

387.7

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-157

05:37:56.574

-06:56:39.47

58.87 ± 3.32

3.13

0.24

0.3

0.53 x 0.46

15.8

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-157

-

-

-

-

-

-

-

-

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-157

05:37:56.568

-06:56.39.12

174.62

95.21

4.55

-

-

-

 

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-157

173.9 ± 10.0

-

42.8 ± 2.4

-

6.93

-

-

-

 


Sources next/close to me: -

Same source, other names: -


 

Source Images

Top: ALMA (0.87 mm) (Tobin et al. 2020),

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

Figure 1: HOPS-157.

 

 

ALMA protostellar outflow survey (Hsieh et al. 2023).

Figure 2: HOPS-157 molecular outflows mass, momentum and energy maps (panels in the left column) and the corresponding rate maps (panels in the right column).

 

Scattered dust emission as observed by the HST (Habel et al. 2021 ApJ, 911, 153).

Figure 3.