Exposure
- ID
- GRAVI.2025-04-11T08:30:39.178_2
- Header ID
- GRAVI.2025-04-11T08:30:39.178
- Date updated
- 2025-04-11 08:45:40 UTC+0000
- Release date
- 2025-04-11 08:45:39 UTC+0000
- UTC Start
- 2025-04-11 08:30:39.178
- UTC End
- 2025-04-11 08:35:59.178
- MJD Start
- 60776.35462012
- MJD End
- 60776.358323823704
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003555
- Ambient temperature (°C)
- 12.32
- Seeing (arcsec)
- 0.68
Observation
- ID
- 66260
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 49324
- Name
- P1503_A
- RA
- 269.20547083333327
- DEC
- -29.176515833333333
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5590 | 56.5590 | 20.3000 | 21.0000 |
| U1-U3 | 102.3970 | 102.4190 | 26.5000 | 27.2000 |
| U1-U4 | 129.2520 | 129.5070 | 54.1110 | 54.8750 |
| U2-U3 | 46.5720 | 46.5990 | 34.1000 | 34.8000 |
| U2-U4 | 88.0680 | 88.3710 | 75.0460 | 75.7810 |
| U3-U4 | 61.1030 | 61.3580 | 105.0460 | 105.6640 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9801(U) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60776.35462012 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P1503_B |
| HIERARCH ESO INS SOBJ NAME | P1503_B |
| RA | 269.205754 |
| DEC | -29.18002 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 339.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 56.559 |
| HIERARCH ESO ISS PBL12 END | 56.559 |
| HIERARCH ESO ISS PBLA12 START | 20.3 |
| HIERARCH ESO ISS PBLA12 END | 21.0 |
| HIERARCH ESO ISS PBL13 START | 102.397 |
| HIERARCH ESO ISS PBL13 END | 102.419 |
| HIERARCH ESO ISS PBLA13 START | 26.5 |
| HIERARCH ESO ISS PBLA13 END | 27.2 |
| HIERARCH ESO ISS PBL14 START | 129.252 |
| HIERARCH ESO ISS PBL14 END | 129.507 |
| HIERARCH ESO ISS PBLA14 START | 54.111 |
| HIERARCH ESO ISS PBLA14 END | 54.875 |
| HIERARCH ESO ISS PBL23 START | 46.572 |
| HIERARCH ESO ISS PBL23 END | 46.599 |
| HIERARCH ESO ISS PBLA23 START | 34.1 |
| HIERARCH ESO ISS PBLA23 END | 34.8 |
| HIERARCH ESO ISS PBL24 START | 88.068 |
| HIERARCH ESO ISS PBL24 END | 88.371 |
| HIERARCH ESO ISS PBLA24 START | 75.046 |
| HIERARCH ESO ISS PBLA24 END | 75.781 |
| HIERARCH ESO ISS PBL34 START | 61.103 |
| HIERARCH ESO ISS PBL34 END | 61.358 |
| HIERARCH ESO ISS PBLA34 START | 105.046 |
| HIERARCH ESO ISS PBLA34 END | 105.664 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003555 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003555 |
| HIERARCH ESO ISS AMBI TEMP | 12.32 |
| HIERARCH ESO ISS AMBI FWHM START | 0.68 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |
| HIERARCH ESO FT ROBJ NAME | P1503_A |
| HIERARCH ESO FT ROBJ ALPHA | 175649.313 |
| HIERARCH ESO FT ROBJ DELTA | -291035.457 |