Exposure
- ID
- GRAVI.2024-11-22T01:25:07.177_2
- Header ID
- GRAVI.2024-11-22T01:25:07.177
- Date updated
- 2024-11-22 01:35:38 UTC+0000
- Release date
- 2024-11-22 01:35:38 UTC+0000
- UTC Start
- 2024-11-22 01:25:07.177
- UTC End
- 2024-11-22 01:25:55.177
- MJD Start
- 60636.05911085
- MJD End
- 60636.0596664056
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0062685
- Ambient temperature (°C)
- 13.98
- Seeing (arcsec)
- 0.58
Observation
- ID
- 61938
- 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 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 90.4020 | 90.4180 | 113.4000 | 113.4000 |
| A0-J2 | 127.6520 | 127.7350 | 90.9000 | 91.0000 |
| A0-K0 | 124.4120 | 124.5280 | 69.1790 | 69.2450 |
| G1-J2 | 56.0470 | 56.0990 | 52.8000 | 52.9000 |
| G1-K0 | 86.7750 | 86.8160 | 22.5780 | 22.6880 |
| J2-K0 | 47.6430 | 47.6330 | 346.2180 | 346.3110 |
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 | 60636.05911085 |
| 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 | 90.402 |
| HIERARCH ESO ISS PBL12 END | 90.418 |
| HIERARCH ESO ISS PBLA12 START | 113.4 |
| HIERARCH ESO ISS PBLA12 END | 113.4 |
| HIERARCH ESO ISS PBL13 START | 127.652 |
| HIERARCH ESO ISS PBL13 END | 127.735 |
| HIERARCH ESO ISS PBLA13 START | 90.9 |
| HIERARCH ESO ISS PBLA13 END | 91.0 |
| HIERARCH ESO ISS PBL14 START | 124.412 |
| HIERARCH ESO ISS PBL14 END | 124.528 |
| HIERARCH ESO ISS PBLA14 START | 69.179 |
| HIERARCH ESO ISS PBLA14 END | 69.245 |
| HIERARCH ESO ISS PBL23 START | 56.047 |
| HIERARCH ESO ISS PBL23 END | 56.099 |
| HIERARCH ESO ISS PBLA23 START | 52.8 |
| HIERARCH ESO ISS PBLA23 END | 52.9 |
| HIERARCH ESO ISS PBL24 START | 86.775 |
| HIERARCH ESO ISS PBL24 END | 86.816 |
| HIERARCH ESO ISS PBLA24 START | 22.578 |
| HIERARCH ESO ISS PBLA24 END | 22.688 |
| HIERARCH ESO ISS PBL34 START | 47.643 |
| HIERARCH ESO ISS PBL34 END | 47.633 |
| HIERARCH ESO ISS PBLA34 START | 346.218 |
| HIERARCH ESO ISS PBLA34 END | 346.311 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006279 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006258 |
| HIERARCH ESO ISS AMBI TEMP | 13.98 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |
| HIERARCH ESO FT ROBJ NAME | HD8921A |
| HIERARCH ESO FT ROBJ ALPHA | 012746.4721 |
| HIERARCH ESO FT ROBJ DELTA | -105404.9848 |