Exposure
- ID
- GRAVI.2024-11-23T00:22:46.092_2
- Header ID
- GRAVI.2024-11-23T00:22:46.092
- Date updated
- 2024-11-23 00:30:52 UTC+0000
- Release date
- 2024-11-23 00:30:52 UTC+0000
- UTC Start
- 2024-11-23 00:22:46.092
- UTC End
- 2024-11-23 00:23:34.092
- MJD Start
- 60637.01581125
- MJD End
- 60637.0163668056
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033745
- Ambient temperature (°C)
- 12.71
- Seeing (arcsec)
- 1.82
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 | 86.9680 | 87.0660 | 111.6000 | 111.6000 |
| A0-J2 | 118.6360 | 118.8510 | 88.1000 | 88.2000 |
| A0-K0 | 114.2360 | 114.4550 | 64.3260 | 64.4250 |
| G1-J2 | 52.0060 | 52.0860 | 46.4000 | 46.6000 |
| G1-K0 | 84.3940 | 84.4300 | 15.1630 | 15.2990 |
| J2-K0 | 48.2210 | 48.2120 | 341.1060 | 341.1830 |
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 | 60637.01581125 |
| 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 | 86.968 |
| HIERARCH ESO ISS PBL12 END | 87.066 |
| HIERARCH ESO ISS PBLA12 START | 111.6 |
| HIERARCH ESO ISS PBLA12 END | 111.6 |
| HIERARCH ESO ISS PBL13 START | 118.636 |
| HIERARCH ESO ISS PBL13 END | 118.851 |
| HIERARCH ESO ISS PBLA13 START | 88.1 |
| HIERARCH ESO ISS PBLA13 END | 88.2 |
| HIERARCH ESO ISS PBL14 START | 114.236 |
| HIERARCH ESO ISS PBL14 END | 114.455 |
| HIERARCH ESO ISS PBLA14 START | 64.326 |
| HIERARCH ESO ISS PBLA14 END | 64.425 |
| HIERARCH ESO ISS PBL23 START | 52.006 |
| HIERARCH ESO ISS PBL23 END | 52.086 |
| HIERARCH ESO ISS PBLA23 START | 46.4 |
| HIERARCH ESO ISS PBLA23 END | 46.6 |
| HIERARCH ESO ISS PBL24 START | 84.394 |
| HIERARCH ESO ISS PBL24 END | 84.43 |
| HIERARCH ESO ISS PBLA24 START | 15.163 |
| HIERARCH ESO ISS PBLA24 END | 15.299 |
| HIERARCH ESO ISS PBL34 START | 48.221 |
| HIERARCH ESO ISS PBL34 END | 48.212 |
| HIERARCH ESO ISS PBLA34 START | 341.106 |
| HIERARCH ESO ISS PBLA34 END | 341.183 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003208 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003541 |
| HIERARCH ESO ISS AMBI TEMP | 12.71 |
| HIERARCH ESO ISS AMBI FWHM START | 1.84 |
| HIERARCH ESO ISS AMBI FWHM END | 1.8 |
| HIERARCH ESO FT ROBJ NAME | HD8921A |
| HIERARCH ESO FT ROBJ ALPHA | 012746.542 |
| HIERARCH ESO FT ROBJ DELTA | -105405.695 |