Exposure
- ID
- GRAVI.2024-12-04T02:32:30.114_2
- Header ID
- GRAVI.2024-12-04T02:32:30.114
- Date updated
- 2024-12-04 02:40:45 UTC+0000
- Release date
- 2024-12-04 02:40:45 UTC+0000
- UTC Start
- 2024-12-04 02:32:30.114
- UTC End
- 2024-12-04 02:33:18.114
- MJD Start
- 60648.1059041
- MJD End
- 60648.1064596556
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004634
- Ambient temperature (°C)
- 14.43
- Seeing (arcsec)
- 0.64
Observation
- ID
- 62218
- Category
- science
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 45492
- Name
- HD8921A
- RA
- 21.94363375
- DEC
- -10.9013846666667
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 | 23.5440 | 23.5240 | 149.8000 | 149.9000 |
| A0-D0 | 31.1460 | 31.1160 | 74.7000 | 74.7000 |
| A0-C1 | 20.9160 | 20.8840 | 121.1780 | 121.2730 |
| B2-D0 | 33.8810 | 33.8850 | 32.5000 | 32.5000 |
| B2-C1 | 11.2860 | 11.2870 | 32.4560 | 32.5100 |
| D0-C1 | 22.5950 | 22.5980 | 212.5150 | 212.5690 |
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 | 60648.1059041 |
| 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 | 23.544 |
| HIERARCH ESO ISS PBL12 END | 23.524 |
| HIERARCH ESO ISS PBLA12 START | 149.8 |
| HIERARCH ESO ISS PBLA12 END | 149.9 |
| HIERARCH ESO ISS PBL13 START | 31.146 |
| HIERARCH ESO ISS PBL13 END | 31.116 |
| HIERARCH ESO ISS PBLA13 START | 74.7 |
| HIERARCH ESO ISS PBLA13 END | 74.7 |
| HIERARCH ESO ISS PBL14 START | 20.916 |
| HIERARCH ESO ISS PBL14 END | 20.884 |
| HIERARCH ESO ISS PBLA14 START | 121.178 |
| HIERARCH ESO ISS PBLA14 END | 121.273 |
| HIERARCH ESO ISS PBL23 START | 33.881 |
| HIERARCH ESO ISS PBL23 END | 33.885 |
| HIERARCH ESO ISS PBLA23 START | 32.5 |
| HIERARCH ESO ISS PBLA23 END | 32.5 |
| HIERARCH ESO ISS PBL24 START | 11.286 |
| HIERARCH ESO ISS PBL24 END | 11.287 |
| HIERARCH ESO ISS PBLA24 START | 32.456 |
| HIERARCH ESO ISS PBLA24 END | 32.51 |
| HIERARCH ESO ISS PBL34 START | 22.595 |
| HIERARCH ESO ISS PBL34 END | 22.598 |
| HIERARCH ESO ISS PBLA34 START | 212.515 |
| HIERARCH ESO ISS PBLA34 END | 212.569 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004634 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004634 |
| HIERARCH ESO ISS AMBI TEMP | 14.43 |
| HIERARCH ESO ISS AMBI FWHM START | 0.64 |
| HIERARCH ESO ISS AMBI FWHM END | 0.64 |
| HIERARCH ESO FT ROBJ NAME | HD8921A |
| HIERARCH ESO FT ROBJ ALPHA | 012746.4721 |
| HIERARCH ESO FT ROBJ DELTA | -105404.9848 |