Supernova Remnant G018.8+00.3
Image Downloads
Processed JPG
multiwavelength G018.8+00.3_RX_GAL_axes.jpg Size: 933.34 KB
radio G018.8+00.3_R_GAL_axes.jpg Size: 74.79 KB
keV G018.8+00.3_X_GAL_axes.jpg Size: 53.86 KB
Unprocessed FITS
keV G018.8+00.3_2.42e+17_RASS.fits Size: 1.27 MBradio G018.8+00.3_1.42E09_VLAH.fits Size: 4.01 MB
Description
Identification
- Id: G018.8+00.3
- Unique ID: G018.8+00.3
- Previous IDs: G18.9+0.3
- Other Names: Kes 67
- Supernova Event:
Location
- J2000 R.a.: 18:23:58
- J2000 Dec.: -12:23:00
- J2000 From: Green J coord
- Constellation: Sct
Environment
- Context: in complex region near HII region W39
- Cloud Interaction: certain
- Cloud Interaction Reference
Age
- Shell: 100000 yr
- Pulsar:
- Age Reference
Distance
- Shell: 13.4 - 14.2 kpc
- Pulsar:
- Distance Reference
Properties
- Radio Index: 0.46
- Radio Size: 17'x11'
- X-ray Size:
- Type: shell
- Magnetic Field: radial
- Magnetic Field Reference
High-energy observations
| ID | Energy | Instrument | Resolution | Source Of Emission | Last Record | Published Papers | Web Pages |
|---|---|---|---|---|---|---|---|
| TeV | HESS | missed | 2018 | 2018A&A...612A...3H 2011PhDT.......329B |
|||
| GeV | Fermi | detected | CR+cloud | 2025 | 2025MNRAS.537..464S 2016ApJS..224....8A 2015ApJS..218...23A 2012ApJS..199...31N 2010ApJS..188..405A |
||
| GRO J1823-12 | GeV | EGRET | missed | (not present in subsequent catalogues) | 1995 | 1995A&A...293L..17S | |
| keV | Suzaku | extended | CR+cloud? | 2018 | 2018ApJ...854...87N | ||
| keV | ROSAT | extended | part of shell? | 2007 | 2007A&A...474..541T |
External Resources
Green CatalogueCATS Database
Data as of 2025-10-29 - Web site version 2.0