HOPS 290

Number of components: 2

Lbol (L)

Tbol (K)

Class

Distance (pc)

Zone

1.7

47.3

0

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-290-A

05:39:57.377

-07:29:33.10

27.44 ± 1.02

16.02

0.36

0.6

0.1 x 0.09

8.0

HOPS-290-B

05:39:57.329

-07:29:32.71

69.14 ± 2.25

9.97

0.36

1.4

0.5 x 0.11

137.7

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-290-A

05:39:57.378

-07:29:33.12

0.14 ± 0.01

0.12

7.2

0.6

0.04 x 0.02

57.3

HOPS-290-B

05:39:57.329

-07:29:32.76

0.04 ± 0.01

0.03

7.21

1.4

-

-

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-290

05:39:57.408

-07:29:33.36

244.53

148.58

4.54

-

-

-

 

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-290-A

34.8 ± 10.0

14.5 ± 10.0

26.3 ± 1.0

175.4 ± 17.9

20.85

3.55

2.3 ± 0.08

1.9 ± 0.91

HOPS-290-B

173.2 ± 10.0

-

66.3 ± 2.2

44.8 ± 9.0

5.40

-

3.2 ± 0.11

3.7 ± 1.56

 


Sources next/close to me: -

Same source, other names: -


 

Source Images

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

Figure 1: HOPS-290-A at south east and HOPS-290-B at north west.

 

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

Figure 2: HOPS-290.