Exposure
- ID
- GRAVI.2024-11-22T01:33:55.200_2
- Header ID
- GRAVI.2024-11-22T01:33:55.200
- Date updated
- 2024-11-22 01:40:39 UTC+0000
- Release date
- 2024-11-22 01:40:39 UTC+0000
- UTC Start
- 2024-11-22 01:33:55.200
- UTC End
- 2024-11-22 01:34:43.200
- MJD Start
- 60636.06522222
- MJD End
- 60636.0657777756
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007072
- Ambient temperature (°C)
- 13.97
- Seeing (arcsec)
- 0.555
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 | 90.4990 | 90.5030 | 113.8000 | 113.8000 |
| A0-J2 | 128.3210 | 128.3840 | 91.3000 | 91.4000 |
| A0-K0 | 125.3930 | 125.4920 | 69.7590 | 69.8200 |
| G1-J2 | 56.4980 | 56.5440 | 53.6000 | 53.7000 |
| G1-K0 | 87.1450 | 87.1850 | 23.5600 | 23.6660 |
| J2-K0 | 47.5550 | 47.5460 | 347.0720 | 347.1680 |
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 | 60636.06522222 |
| 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 | 90.499 |
| HIERARCH ESO ISS PBL12 END | 90.503 |
| HIERARCH ESO ISS PBLA12 START | 113.8 |
| HIERARCH ESO ISS PBLA12 END | 113.8 |
| HIERARCH ESO ISS PBL13 START | 128.321 |
| HIERARCH ESO ISS PBL13 END | 128.384 |
| HIERARCH ESO ISS PBLA13 START | 91.3 |
| HIERARCH ESO ISS PBLA13 END | 91.4 |
| HIERARCH ESO ISS PBL14 START | 125.393 |
| HIERARCH ESO ISS PBL14 END | 125.492 |
| HIERARCH ESO ISS PBLA14 START | 69.759 |
| HIERARCH ESO ISS PBLA14 END | 69.82 |
| HIERARCH ESO ISS PBL23 START | 56.498 |
| HIERARCH ESO ISS PBL23 END | 56.544 |
| HIERARCH ESO ISS PBLA23 START | 53.6 |
| HIERARCH ESO ISS PBLA23 END | 53.7 |
| HIERARCH ESO ISS PBL24 START | 87.145 |
| HIERARCH ESO ISS PBL24 END | 87.185 |
| HIERARCH ESO ISS PBLA24 START | 23.56 |
| HIERARCH ESO ISS PBLA24 END | 23.666 |
| HIERARCH ESO ISS PBL34 START | 47.555 |
| HIERARCH ESO ISS PBL34 END | 47.546 |
| HIERARCH ESO ISS PBLA34 START | 347.072 |
| HIERARCH ESO ISS PBLA34 END | 347.168 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00731 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006834 |
| HIERARCH ESO ISS AMBI TEMP | 13.97 |
| HIERARCH ESO ISS AMBI FWHM START | 0.5 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |
| HIERARCH ESO FT ROBJ NAME | HD8921A |
| HIERARCH ESO FT ROBJ ALPHA | 012746.4721 |
| HIERARCH ESO FT ROBJ DELTA | -105404.9848 |