HOPS 4

Number of components: 1

Lbol (L)

Tbol (K)

Class

Distance (pc)

Zone

0.3

203.3

I

351.6

LDN 1622

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-4

05:54:53.789

01:47:09.70

4.30 ± 0.59

2.88

0.23

0.4

0.12 x 0.08

12.6

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-4

-

-

-

-

-

-

-

-

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-4

05:54:53.76

+01:47:09.96

5.81

4.19

1.59

-

-

-

 

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-4

36.7 ± 10.0

-

5.3 ± 0.7

-

174.58

-

-

-

 


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-4.