Exposure
- ID
- GRAVI.2024-06-24T01:33:56.553_2
- Header ID
- GRAVI.2024-06-24T01:33:56.553
- Date updated
- 2024-06-24 01:50:26 UTC+0000
- Release date
- 2025-06-24 01:50:25 UTC+0000
- UTC Start
- 2024-06-24 01:33:56.553
- UTC End
- 2024-06-24 01:39:56.553
- MJD Start
- 60485.06523788
- MJD End
- 60485.0694045467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002264
- Ambient temperature (°C)
- 10.93
- Seeing (arcsec)
- 0.655
Observation
- ID
- 59742
- Category
- science
- Program ID
- 113.268P.003
- 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 | 56.2610 | 56.2740 | 4.9000 | 5.8000 |
| U1-U3 | 100.9960 | 101.0720 | 10.1000 | 11.1000 |
| U1-U4 | 118.3490 | 119.1160 | 34.9780 | 36.2780 |
| U2-U3 | 45.2510 | 45.3320 | 16.5000 | 17.7000 |
| U2-U4 | 75.1410 | 76.1340 | 57.0070 | 58.2670 |
| U3-U4 | 50.1960 | 51.0950 | 92.8140 | 93.5400 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.268P.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60485.06523788 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416828 |
| DEC | -29.00731 |
| 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 | 56.261 |
| HIERARCH ESO ISS PBL12 END | 56.274 |
| HIERARCH ESO ISS PBLA12 START | 4.9 |
| HIERARCH ESO ISS PBLA12 END | 5.8 |
| HIERARCH ESO ISS PBL13 START | 100.996 |
| HIERARCH ESO ISS PBL13 END | 101.072 |
| HIERARCH ESO ISS PBLA13 START | 10.1 |
| HIERARCH ESO ISS PBLA13 END | 11.1 |
| HIERARCH ESO ISS PBL14 START | 118.349 |
| HIERARCH ESO ISS PBL14 END | 119.116 |
| HIERARCH ESO ISS PBLA14 START | 34.978 |
| HIERARCH ESO ISS PBLA14 END | 36.278 |
| HIERARCH ESO ISS PBL23 START | 45.251 |
| HIERARCH ESO ISS PBL23 END | 45.332 |
| HIERARCH ESO ISS PBLA23 START | 16.5 |
| HIERARCH ESO ISS PBLA23 END | 17.7 |
| HIERARCH ESO ISS PBL24 START | 75.141 |
| HIERARCH ESO ISS PBL24 END | 76.134 |
| HIERARCH ESO ISS PBLA24 START | 57.007 |
| HIERARCH ESO ISS PBLA24 END | 58.267 |
| HIERARCH ESO ISS PBL34 START | 50.196 |
| HIERARCH ESO ISS PBL34 END | 51.095 |
| HIERARCH ESO ISS PBLA34 START | 92.814 |
| HIERARCH ESO ISS PBLA34 END | 93.54 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002264 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002264 |
| HIERARCH ESO ISS AMBI TEMP | 10.93 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |