Exposure
- ID
- GRAVI.2024-11-22T01:18:01.160_2
- Header ID
- GRAVI.2024-11-22T01:18:01.160
- Date updated
- 2024-11-22 01:25:43 UTC+0000
- Release date
- 2024-11-22 01:25:43 UTC+0000
- UTC Start
- 2024-11-22 01:18:01.160
- UTC End
- 2024-11-22 01:18:49.160
- MJD Start
- 60636.05418009
- MJD End
- 60636.0547356456
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0068975
- Ambient temperature (°C)
- 13.94
- Seeing (arcsec)
- 0.57
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 | 90.2440 | 90.2700 | 113.1000 | 113.2000 |
| A0-J2 | 126.9760 | 127.0780 | 90.6000 | 90.6000 |
| A0-K0 | 123.5050 | 123.6380 | 68.6890 | 68.7600 |
| G1-J2 | 55.6470 | 55.7050 | 52.2000 | 52.3000 |
| G1-K0 | 86.4740 | 86.5160 | 21.7590 | 21.8770 |
| J2-K0 | 47.7150 | 47.7050 | 345.5440 | 345.6390 |
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 | 60636.05418009 |
| 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 | 90.244 |
| HIERARCH ESO ISS PBL12 END | 90.27 |
| HIERARCH ESO ISS PBLA12 START | 113.1 |
| HIERARCH ESO ISS PBLA12 END | 113.2 |
| HIERARCH ESO ISS PBL13 START | 126.976 |
| HIERARCH ESO ISS PBL13 END | 127.078 |
| HIERARCH ESO ISS PBLA13 START | 90.6 |
| HIERARCH ESO ISS PBLA13 END | 90.6 |
| HIERARCH ESO ISS PBL14 START | 123.505 |
| HIERARCH ESO ISS PBL14 END | 123.638 |
| HIERARCH ESO ISS PBLA14 START | 68.689 |
| HIERARCH ESO ISS PBLA14 END | 68.76 |
| HIERARCH ESO ISS PBL23 START | 55.647 |
| HIERARCH ESO ISS PBL23 END | 55.705 |
| HIERARCH ESO ISS PBLA23 START | 52.2 |
| HIERARCH ESO ISS PBLA23 END | 52.3 |
| HIERARCH ESO ISS PBL24 START | 86.474 |
| HIERARCH ESO ISS PBL24 END | 86.516 |
| HIERARCH ESO ISS PBLA24 START | 21.759 |
| HIERARCH ESO ISS PBLA24 END | 21.877 |
| HIERARCH ESO ISS PBL34 START | 47.715 |
| HIERARCH ESO ISS PBL34 END | 47.705 |
| HIERARCH ESO ISS PBLA34 START | 345.544 |
| HIERARCH ESO ISS PBLA34 END | 345.639 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007298 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006497 |
| HIERARCH ESO ISS AMBI TEMP | 13.94 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |
| HIERARCH ESO FT ROBJ NAME | HD8921A |
| HIERARCH ESO FT ROBJ ALPHA | 012746.4721 |
| HIERARCH ESO FT ROBJ DELTA | -105404.9848 |