HOPS 261

Number of components: 2

Lbol (L)

Tbol (K)

Class

Distance (pc)

Zone

2.4

149.5

I

429.8

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-261-A

05:41:18.889

-07:55:28.57

3.10 ± 0.63

2.19

0.24

0.5

0.13 x 0.04

62.3

HOPS-261-B

05:41:18.894

-07:55:29.34

3.72 ± 0.75

2.17

0.24

0.3

0.15 x 0.07

68.2

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-261-A

-

-

-

-

-

-

-

-

HOPS-261-B

-

-

-

-

-

-

-

-

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-261

05:41:18.888

-07:55:28.92

7.76

9.8

0.61

-

-

-

 

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-261-A

47.8 ± 15.0

-

3.0 ± 0.6

-

153.45

-

-

-

HOPS-261-B

53.3 ± 15.0

-

3.6 ± 0.7

-

123.70

-

-

-

 


Sources next/close to me: -

Same source, other names: -


 

Source Images

ALMA (0.87 mm) (Tobin et al. 2020).

Figure 1: HOPS-261-A at north and HOPS-261-B at south.

 

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

Figure 2: HOPS-261.