Exposure
- ID
- GRAVI.2025-04-01T00:31:23.815_1
- Header ID
- GRAVI.2025-04-01T00:31:23.815
- Date updated
- 2025-04-01 00:45:55 UTC+0000
- Release date
- 2025-04-01 00:31:23 UTC+0000
- UTC Start
- 2025-04-01 00:31:23.815
- UTC End
- 2025-04-01 00:38:03.815
- MJD Start
- 60766.02180342
- MJD End
- 60766.02643304963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0074985
- Ambient temperature (°C)
- 13.71
- Seeing (arcsec)
- 0.6799999999999999
Observation
- ID
- 65988
- Category
- calibrator
- Program ID
- 115.285N.004
- Program Title
- DO TERTIARY COMPANIONS AFFECT THE FORMATION AND EVOLUTION OF MASSIVE OVERCONTACT BINARY SYSTEMS?
- Program Type
- Normal
- PI / COI
- ABDUL-MASIH / FROST / DE MINK / TOONEN / MAHY / ESCORZA
Target
- ID
- 49124
- Name
- HD305810
- RA
- 165.07859
- DEC
- -61.30055
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-G2 | 64.9000 | 65.1570 | 236.5000 | 238.2000 |
| K0-D0 | 95.7340 | 95.7960 | 221.3000 | 222.9000 |
| K0-J3 | 40.0450 | 40.5190 | 303.9470 | 305.0090 |
| G2-D0 | 37.2260 | 37.1720 | 194.1000 | 195.3000 |
| G2-J3 | 61.7940 | 61.6990 | 19.7890 | 21.0790 |
| D0-J3 | 98.9060 | 98.7540 | 17.6590 | 18.9190 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.285N.004 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 60766.02180342 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 305810 |
| HIERARCH ESO INS SOBJ NAME | HD305810 |
| RA | 165.07859 |
| DEC | -61.30055 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | K0 |
| HIERARCH ESO ISS CONF STATION2 | G2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | J3 |
| EXPTIME | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 64.9 |
| HIERARCH ESO ISS PBL12 END | 65.157 |
| HIERARCH ESO ISS PBLA12 START | 236.5 |
| HIERARCH ESO ISS PBLA12 END | 238.2 |
| HIERARCH ESO ISS PBL13 START | 95.734 |
| HIERARCH ESO ISS PBL13 END | 95.796 |
| HIERARCH ESO ISS PBLA13 START | 221.3 |
| HIERARCH ESO ISS PBLA13 END | 222.9 |
| HIERARCH ESO ISS PBL14 START | 40.045 |
| HIERARCH ESO ISS PBL14 END | 40.519 |
| HIERARCH ESO ISS PBLA14 START | 303.947 |
| HIERARCH ESO ISS PBLA14 END | 305.009 |
| HIERARCH ESO ISS PBL23 START | 37.226 |
| HIERARCH ESO ISS PBL23 END | 37.172 |
| HIERARCH ESO ISS PBLA23 START | 194.1 |
| HIERARCH ESO ISS PBLA23 END | 195.3 |
| HIERARCH ESO ISS PBL24 START | 61.794 |
| HIERARCH ESO ISS PBL24 END | 61.699 |
| HIERARCH ESO ISS PBLA24 START | 19.789 |
| HIERARCH ESO ISS PBLA24 END | 21.079 |
| HIERARCH ESO ISS PBL34 START | 98.906 |
| HIERARCH ESO ISS PBL34 END | 98.754 |
| HIERARCH ESO ISS PBLA34 START | 17.659 |
| HIERARCH ESO ISS PBLA34 END | 18.919 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007523 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007474 |
| HIERARCH ESO ISS AMBI TEMP | 13.71 |
| HIERARCH ESO ISS AMBI FWHM START | 0.65 |
| HIERARCH ESO ISS AMBI FWHM END | 0.71 |