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).