HOPS 281

Number of components: 2

Lbol (L)

Tbol (K)

Class

Distance (pc)

Zone

1.3

189.3

Flat

416.1

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-281-A

05:40:24.648

-07:43:08.15

66.24 ± 1.27

40.04

0.48

0.5

0.09 x 0.08

103.9

HOPS-281-B

05:40:24.600

-07:43:08.37

1.28 ± 0.46

1.22

0.48

0.3

-

-

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-281-A

-

-

-

-

-

-

-

-

HOPS-281-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-281

05:40:24.624

-07:43:08.4

105.24

81.27

3.78

-

-

-

 

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-281-A

31.4 ± 10.0

-

73.4 ± 1.4

-

8.40

-

-

-

HOPS-281-B

-

-

1.4 ± 0.5

-

-

-

-

-

 


Sources next/close to me: -

Same source, other names: -


 

Source Images

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

Figure 1: HOPS-281-A at east and HOPS-281-B at west.

 

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

Figure 2: HOPS-281.