Exposure
- ID
- GRAVI.2024-12-04T02:22:39.090_2
- Header ID
- GRAVI.2024-12-04T02:22:39.090
- Date updated
- 2024-12-04 02:30:49 UTC+0000
- Release date
- 2024-12-04 02:30:49 UTC+0000
- UTC Start
- 2024-12-04 02:22:39.090
- UTC End
- 2024-12-04 02:23:27.090
- MJD Start
- 60648.09906354
- MJD End
- 60648.0996190956
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0044205
- Ambient temperature (°C)
- 14.46
- Seeing (arcsec)
- 0.62
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 | 23.7400 | 23.7200 | 148.5000 | 148.7000 |
| A0-D0 | 31.4210 | 31.3960 | 74.4000 | 74.4000 |
| A0-C1 | 21.2170 | 21.1880 | 120.2260 | 120.3210 |
| B2-D0 | 33.8290 | 33.8350 | 31.9000 | 32.0000 |
| B2-C1 | 11.2690 | 11.2710 | 31.8510 | 31.9160 |
| D0-C1 | 22.5610 | 22.5650 | 211.9100 | 211.9760 |
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 | 60648.09906354 |
| 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 | 23.74 |
| HIERARCH ESO ISS PBL12 END | 23.72 |
| HIERARCH ESO ISS PBLA12 START | 148.5 |
| HIERARCH ESO ISS PBLA12 END | 148.7 |
| HIERARCH ESO ISS PBL13 START | 31.421 |
| HIERARCH ESO ISS PBL13 END | 31.396 |
| HIERARCH ESO ISS PBLA13 START | 74.4 |
| HIERARCH ESO ISS PBLA13 END | 74.4 |
| HIERARCH ESO ISS PBL14 START | 21.217 |
| HIERARCH ESO ISS PBL14 END | 21.188 |
| HIERARCH ESO ISS PBLA14 START | 120.226 |
| HIERARCH ESO ISS PBLA14 END | 120.321 |
| HIERARCH ESO ISS PBL23 START | 33.829 |
| HIERARCH ESO ISS PBL23 END | 33.835 |
| HIERARCH ESO ISS PBLA23 START | 31.9 |
| HIERARCH ESO ISS PBLA23 END | 32.0 |
| HIERARCH ESO ISS PBL24 START | 11.269 |
| HIERARCH ESO ISS PBL24 END | 11.271 |
| HIERARCH ESO ISS PBLA24 START | 31.851 |
| HIERARCH ESO ISS PBLA24 END | 31.916 |
| HIERARCH ESO ISS PBL34 START | 22.561 |
| HIERARCH ESO ISS PBL34 END | 22.565 |
| HIERARCH ESO ISS PBLA34 START | 211.91 |
| HIERARCH ESO ISS PBLA34 END | 211.976 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004736 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004105 |
| HIERARCH ESO ISS AMBI TEMP | 14.46 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |
| HIERARCH ESO FT ROBJ NAME | HD8921A |
| HIERARCH ESO FT ROBJ ALPHA | 012746.542 |
| HIERARCH ESO FT ROBJ DELTA | -105405.695 |