We compile a total of 3807 transient objects (AGN,BZ,CV,SN and OTHER, located here.) and 12500 non-transient objects (NON).
| Class | Total Objects |
|---|---|
| AGN | 606 |
| BZ | 239 |
| CV | 772 |
| SN | 1372 |
| OTHER | 818 |
| NON | 12500 |
For non-Transients objects, you can find in the fits images' headers the next information:
| Header Dict | Description | Type |
|---|---|---|
| CRTS_ID | Catalina Real-time Transient Survey ID from was extrated the non-transient object. | str |
| RA_(J2000) | Right Ascension (degrees). | str |
| Dec_(J2000) | Declination (degrees). | str |
| N_Images | Total number of images for this non-Transient object. | str |
| Img_Ref | Image of reference where was identified the non-transient object. | str |
Also, in hdu 1, you can find a table that contains information to identify the images of non-transients by MJD, date, field id, or cutout.
| Table of Content HDU:1 (Table) | Description | Type |
|---|---|---|
| HDU_Ext | Extension number of the image in the fits file. | int |
| Date | Date of observation in YYMMMDD format. | str |
| MJD | Modified Julian Date. | float |
| Field_ID | Field identifier. | str |
| Cutout | The cutout matrix location. Each cutout covers an area of ABOUT 5 x 5 arcminutes. | str |
An example of how to read the data set is here.