Exposure
- ID
- GRAVI.2024-12-05T01:01:04.767_2
- Header ID
- GRAVI.2024-12-05T01:01:04.767
- Date updated
- 2024-12-05 01:05:44 UTC+0000
- Release date
- 2024-12-05 01:05:44 UTC+0000
- UTC Start
- 2024-12-05 01:01:04.767
- UTC End
- 2024-12-05 01:01:52.767
- MJD Start
- 60649.04241629
- MJD End
- 60649.0429718456
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005326
- Ambient temperature (°C)
- 12.95
- Seeing (arcsec)
- 0.81
Observation
- ID
- 62217
- Category
- science
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 45491
- Name
- HD8921A
- RA
- 21.943925
- DEC
- -10.9015819444444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 B2 D0 C1
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 24.9810 | 24.9700 | 140.8000 | 140.8000 |
| A0-D0 | 31.7450 | 31.7610 | 70.9000 | 70.9000 |
| A0-C1 | 22.5860 | 22.5800 | 114.6930 | 114.7520 |
| B2-D0 | 32.9620 | 32.9770 | 25.5000 | 25.6000 |
| B2-C1 | 10.9800 | 10.9850 | 25.4540 | 25.5610 |
| D0-C1 | 21.9820 | 21.9920 | 205.5190 | 205.6260 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9256(A) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60649.04241629 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD8921A |
| HIERARCH ESO INS SOBJ NAME | HD8921A |
| RA | 21.942519 |
| DEC | -10.90139 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 64.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 24.981 |
| HIERARCH ESO ISS PBL12 END | 24.97 |
| HIERARCH ESO ISS PBLA12 START | 140.8 |
| HIERARCH ESO ISS PBLA12 END | 140.8 |
| HIERARCH ESO ISS PBL13 START | 31.745 |
| HIERARCH ESO ISS PBL13 END | 31.761 |
| HIERARCH ESO ISS PBLA13 START | 70.9 |
| HIERARCH ESO ISS PBLA13 END | 70.9 |
| HIERARCH ESO ISS PBL14 START | 22.586 |
| HIERARCH ESO ISS PBL14 END | 22.58 |
| HIERARCH ESO ISS PBLA14 START | 114.693 |
| HIERARCH ESO ISS PBLA14 END | 114.752 |
| HIERARCH ESO ISS PBL23 START | 32.962 |
| HIERARCH ESO ISS PBL23 END | 32.977 |
| HIERARCH ESO ISS PBLA23 START | 25.5 |
| HIERARCH ESO ISS PBLA23 END | 25.6 |
| HIERARCH ESO ISS PBL24 START | 10.98 |
| HIERARCH ESO ISS PBL24 END | 10.985 |
| HIERARCH ESO ISS PBLA24 START | 25.454 |
| HIERARCH ESO ISS PBLA24 END | 25.561 |
| HIERARCH ESO ISS PBL34 START | 21.982 |
| HIERARCH ESO ISS PBL34 END | 21.992 |
| HIERARCH ESO ISS PBLA34 START | 205.519 |
| HIERARCH ESO ISS PBLA34 END | 205.626 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005326 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005326 |
| HIERARCH ESO ISS AMBI TEMP | 12.95 |
| HIERARCH ESO ISS AMBI FWHM START | 0.81 |
| HIERARCH ESO ISS AMBI FWHM END | 0.81 |
| HIERARCH ESO FT ROBJ NAME | HD8921A |
| HIERARCH ESO FT ROBJ ALPHA | 012746.542 |
| HIERARCH ESO FT ROBJ DELTA | -105405.695 |