Exposure
- ID
- GRAVI.2024-07-25T02:39:09.877_2
- Header ID
- GRAVI.2024-07-25T02:39:09.877
- Date updated
- 2024-07-25 02:50:31 UTC+0000
- Release date
- 2025-07-25 02:50:31 UTC+0000
- UTC Start
- 2024-07-25 02:39:09.877
- UTC End
- 2024-07-25 02:41:09.877
- MJD Start
- 60516.11053098
- MJD End
- 60516.1119198689
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033085
- Ambient temperature (°C)
- 13.68
- Seeing (arcsec)
- 0.715
Observation
- ID
- 60176
- Category
- science
- Program ID
- 113.268P.004
- 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
- 44679
- Name
- IRS16C
- RA
- 266.41740625
- DEC
- -29.0076589722222
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 | 56.2180 | 56.1920 | 28.5000 | 28.8000 |
U1-U3 | 101.7640 | 101.7070 | 34.9000 | 35.1000 |
U1-U4 | 129.3200 | 129.2030 | 63.1530 | 63.3900 |
U2-U3 | 46.3160 | 46.2850 | 42.7000 | 42.9000 |
U2-U4 | 88.9760 | 88.8990 | 84.1820 | 84.4410 |
U3-U4 | 62.3740 | 62.3450 | 113.6660 | 113.9410 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 113.268P.004 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 60516.11053098 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | IRS16NE |
RA | 266.417124 |
DEC | -29.00733 |
HIERARCH ESO INS SPEC RES | MEDIUM |
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 | 135.0 |
HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
HIERARCH ESO DET2 NDIT | 4 |
HIERARCH ESO ISS PBL12 START | 56.218 |
HIERARCH ESO ISS PBL12 END | 56.192 |
HIERARCH ESO ISS PBLA12 START | 28.5 |
HIERARCH ESO ISS PBLA12 END | 28.8 |
HIERARCH ESO ISS PBL13 START | 101.764 |
HIERARCH ESO ISS PBL13 END | 101.707 |
HIERARCH ESO ISS PBLA13 START | 34.9 |
HIERARCH ESO ISS PBLA13 END | 35.1 |
HIERARCH ESO ISS PBL14 START | 129.32 |
HIERARCH ESO ISS PBL14 END | 129.203 |
HIERARCH ESO ISS PBLA14 START | 63.153 |
HIERARCH ESO ISS PBLA14 END | 63.39 |
HIERARCH ESO ISS PBL23 START | 46.316 |
HIERARCH ESO ISS PBL23 END | 46.285 |
HIERARCH ESO ISS PBLA23 START | 42.7 |
HIERARCH ESO ISS PBLA23 END | 42.9 |
HIERARCH ESO ISS PBL24 START | 88.976 |
HIERARCH ESO ISS PBL24 END | 88.899 |
HIERARCH ESO ISS PBLA24 START | 84.182 |
HIERARCH ESO ISS PBLA24 END | 84.441 |
HIERARCH ESO ISS PBL34 START | 62.374 |
HIERARCH ESO ISS PBL34 END | 62.345 |
HIERARCH ESO ISS PBLA34 START | 113.666 |
HIERARCH ESO ISS PBLA34 END | 113.941 |
HIERARCH ESO ISS AMBI TAU0 START | 0.003387 |
HIERARCH ESO ISS AMBI TAU0 END | 0.00323 |
HIERARCH ESO ISS AMBI TEMP | 13.68 |
HIERARCH ESO ISS AMBI FWHM START | 0.67 |
HIERARCH ESO ISS AMBI FWHM END | 0.76 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1775 |
HIERARCH ESO FT ROBJ DELTA | -290027.5723 |