Exposure
- ID
- GRAVI.2024-11-22T01:01:34.118_2
- Header ID
- GRAVI.2024-11-22T01:01:34.118
- Date updated
- 2024-11-22 01:10:44 UTC+0000
- Release date
- 2024-11-22 01:10:44 UTC+0000
- UTC Start
- 2024-11-22 01:01:34.118
- UTC End
- 2024-11-22 01:02:22.118
- MJD Start
- 60636.04275599
- MJD End
- 60636.0433115456
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004793
- Ambient temperature (°C)
- 14.05
- Seeing (arcsec)
- 0.84
Observation
- ID
- 61937
- 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 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 89.6010 | 89.6500 | 112.5000 | 112.5000 |
| A0-J2 | 124.9570 | 125.0950 | 89.8000 | 89.9000 |
| A0-K0 | 121.0380 | 121.2000 | 67.4500 | 67.5240 |
| G1-J2 | 54.6140 | 54.6800 | 50.6000 | 50.7000 |
| G1-K0 | 85.7780 | 85.8200 | 19.7660 | 19.8840 |
| J2-K0 | 47.8830 | 47.8730 | 344.0310 | 344.1150 |
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 | 60636.04275599 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD8921A |
| HIERARCH ESO INS SOBJ NAME | HD8921A |
| RA | 21.942518 |
| 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 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 64.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 89.601 |
| HIERARCH ESO ISS PBL12 END | 89.65 |
| HIERARCH ESO ISS PBLA12 START | 112.5 |
| HIERARCH ESO ISS PBLA12 END | 112.5 |
| HIERARCH ESO ISS PBL13 START | 124.957 |
| HIERARCH ESO ISS PBL13 END | 125.095 |
| HIERARCH ESO ISS PBLA13 START | 89.8 |
| HIERARCH ESO ISS PBLA13 END | 89.9 |
| HIERARCH ESO ISS PBL14 START | 121.038 |
| HIERARCH ESO ISS PBL14 END | 121.2 |
| HIERARCH ESO ISS PBLA14 START | 67.45 |
| HIERARCH ESO ISS PBLA14 END | 67.524 |
| HIERARCH ESO ISS PBL23 START | 54.614 |
| HIERARCH ESO ISS PBL23 END | 54.68 |
| HIERARCH ESO ISS PBLA23 START | 50.6 |
| HIERARCH ESO ISS PBLA23 END | 50.7 |
| HIERARCH ESO ISS PBL24 START | 85.778 |
| HIERARCH ESO ISS PBL24 END | 85.82 |
| HIERARCH ESO ISS PBLA24 START | 19.766 |
| HIERARCH ESO ISS PBLA24 END | 19.884 |
| HIERARCH ESO ISS PBL34 START | 47.883 |
| HIERARCH ESO ISS PBL34 END | 47.873 |
| HIERARCH ESO ISS PBLA34 START | 344.031 |
| HIERARCH ESO ISS PBLA34 END | 344.115 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004793 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004793 |
| HIERARCH ESO ISS AMBI TEMP | 14.05 |
| HIERARCH ESO ISS AMBI FWHM START | 0.84 |
| HIERARCH ESO ISS AMBI FWHM END | 0.84 |
| HIERARCH ESO FT ROBJ NAME | HD8921A |
| HIERARCH ESO FT ROBJ ALPHA | 012746.542 |
| HIERARCH ESO FT ROBJ DELTA | -105405.695 |