Exposure
- ID
- GRAVI.2024-05-29T05:09:01.325_2
- Header ID
- GRAVI.2024-05-29T05:09:01.325
- Date updated
- 2024-05-29 05:25:28 UTC+0000
- Release date
- 2025-05-29 05:25:27 UTC+0000
- UTC Start
- 2024-05-29 05:09:01.325
- UTC End
- 2024-05-29 05:15:01.325
- MJD Start
- 60459.21459867
- MJD End
- 60459.2187653367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00657
- Ambient temperature (°C)
- 14.71
- Seeing (arcsec)
- 0.59
Observation
- ID
- 59423
- Category
- science
- Program ID
- 113.268P.002
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - MEASURING THE SPIN OF SGR A* BY MEANS OF DEEP GRAVITY INTERFEROMETRY
- Program Type
- GTO
- PI / COI
- EISENHAUER / GILLESSEN / GENZEL / OTT / WIDMANN / DRESCHER / RIBEIRO / SADUN BORDONI / STRAUBMEIER / BRANDNER / PERRIN / ROUSSELET-PERRAUT / GARCIA / MANG / PAUMARD / ECKART / VINCENT / BOURDAROT / LUTZ / STURM / CAO / HORROBIN / LE BOUQUIN / KREIDBERG /
Target
- ID
- 43560
- Name
- IRS16C
- RA
- 266.417083333333
- DEC
- -29.0076816944444
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 | 56.5580 | 56.5600 | 20.2000 | 21.0000 |
| U1-U3 | 102.3850 | 102.4140 | 26.4000 | 27.2000 |
| U1-U4 | 129.1840 | 129.4850 | 54.0180 | 54.8970 |
| U2-U3 | 46.5610 | 46.5940 | 34.0000 | 34.8000 |
| U2-U4 | 88.0090 | 88.3630 | 74.9700 | 75.8130 |
| U3-U4 | 61.0730 | 61.3690 | 104.9940 | 105.7020 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.268P.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60459.21459867 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416878 |
| DEC | -29.00732 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 389.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 56.558 |
| HIERARCH ESO ISS PBL12 END | 56.56 |
| HIERARCH ESO ISS PBLA12 START | 20.2 |
| HIERARCH ESO ISS PBLA12 END | 21.0 |
| HIERARCH ESO ISS PBL13 START | 102.385 |
| HIERARCH ESO ISS PBL13 END | 102.414 |
| HIERARCH ESO ISS PBLA13 START | 26.4 |
| HIERARCH ESO ISS PBLA13 END | 27.2 |
| HIERARCH ESO ISS PBL14 START | 129.184 |
| HIERARCH ESO ISS PBL14 END | 129.485 |
| HIERARCH ESO ISS PBLA14 START | 54.018 |
| HIERARCH ESO ISS PBLA14 END | 54.897 |
| HIERARCH ESO ISS PBL23 START | 46.561 |
| HIERARCH ESO ISS PBL23 END | 46.594 |
| HIERARCH ESO ISS PBLA23 START | 34.0 |
| HIERARCH ESO ISS PBLA23 END | 34.8 |
| HIERARCH ESO ISS PBL24 START | 88.009 |
| HIERARCH ESO ISS PBL24 END | 88.363 |
| HIERARCH ESO ISS PBLA24 START | 74.97 |
| HIERARCH ESO ISS PBLA24 END | 75.813 |
| HIERARCH ESO ISS PBL34 START | 61.073 |
| HIERARCH ESO ISS PBL34 END | 61.369 |
| HIERARCH ESO ISS PBLA34 START | 104.994 |
| HIERARCH ESO ISS PBLA34 END | 105.702 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006289 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006851 |
| HIERARCH ESO ISS AMBI TEMP | 14.71 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |