HH270VLA1

Number of components: 3

Lbol (L)

Tbol (K)

Class

Distance (pc)

Zone

7.3

32.0

0

430.1

LDN 1617

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)

HH270VLA1-A

05:51:34.587

02:56:46.01

18.9 ± 0.68

14.79

0.32

1.1

0.08 x 0.03

143.9

HH270VLA1-B

05:51:34.600

02:56:45.88

17.71 ± 0.73

12.90

0.32

0.9

0.10 x 0.04

141.2

HH270VLA1-C

- - - - - - - -

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)

HH270VLA1-A

05:51:34.587

02:56:46.03

0.24 ± 0.02

0.17

7.5

2.3

0.08 x 0.03

143.0

HH270VLA1-B

05:51:34.595

02:56:45.89

0.53 ± 0.03 0.21

7.5

2.2

0.11 x 0.09

50.3

HH270VLA1-C

05:51:34.601 02:56:45.89 0.27 ± 0.025 0.16 7.5 2.2 - -

 

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)

HH270VLA1-A

30.7 ± 10.0

28.5 ± 10.0

13.4 ± 0.5

242.4 ± 19.0

27.696

1.585

1.9 ± 0.07

1.0 ± 0.63

HH270VLA1-B

36.5 ± 10.0

-

12.6 ± 0.5

87.8 ± 6.0

28.387

-

2.3 ± 0.07

3.1 ± 0.52

HH270VLA1-C

- 39.1 ± 10.0 - 528.6 ± 29.9 - 0.688 - -0.4 ± 0.48

 


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: HH270VLA1-A at north west, HH270VLA1-B at south west and HH270VLA1-C at south east.