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Welcome to Hyderabadis.info - Your Authentic & Reliable Resource on Hyderabad and Hyderabadis
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Thursday, 03 September 2009 |
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As a result, the Emergency Locator Transmitter on YSR's
chopper didn't send any signals, making ISRO's task that much more
difficult
ISRO's attempts to locate Y S Rajasekhara
Reddy's chopper that went missing yesterday could prove futile since
its Emergency Locator Transmitter (ELT) was not tested before take-off,
as required by the DGCA.
A check by the Directorate General of
Civil Aviation (DGCA) revealed that the pilots had not conducted the
mandatory signal test of the ELT a device that sets off satellite
signals from a chopper and based on which searches are done. As a
result, it failed to emit any signals.
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The working of an ELT: The image above is from the Coastal Rescue Operations System (CORS) and clearly shows how the system works |
According
to DGCA officials in Hyderabad, such a test transmission would have
been promptly recorded by the Hyderabad Air Traffic Control and the
Indian Space Research Organisation (ISRO). But the fact that it was not
raises several questions.
Air vice-marshal (retired) K
Sridharan, a helicopter expert and president of the Rotary Wing Society
of India who is keenly following the case of the Andhra Pradesh chief
minister's missing chopper, said, "Had this test been conducted, we
would have known the chopper's location."
All the time
Sridharan
added that it was common knowledge that regular maintenance of such
important equipment and a prior test before flying were generally given
a miss.
He said ISRO had deployed an aircraft fitted with a
high-resolution camera and the recently-launched RISAT
ÃÂâÃÂÃÂÃÂà2 (Radar Imaging Reconnaissance Satellite) to
help in the search.
What is an emergency locator transmitter (ELT)?
The
Emergency Locator Transmitter is a generic term for an equipment which
broadcasts distinctive signals on designated frequencies and, depending
on application, may be automatically activated by impact or be manually
activated. There are different types of ELT:
Automatic fixed ELT [ELT (AF)]:
It is automatically activated and permanently attached to an aircraft. (YSR's chopper)
Automatic portable ELT [ELT(AP)]:
This is automatically activated and rigidly attached to an aircraft but can be removed.
Automatic deployable ELT [ELT(AD)]:
It is
rigidly attached to an aircraft, is automatically deployed and
activated by impact and, in some cases, also by hydrostatic sensors.
Manual deployment is also provided.
Not the first!
A
Bell 430 helicopter of Ran Air Pvt Ltd went missing during a flight
from Hyderabad to Jagdalpur on 3 August 2008. It took off from
Hyderabad at 2.58 pm under VFR Flight Plan and was last seen over
Basaguda.
REASONS: Still unknown as the ELT did not go off
Timeline
CM missing in action
08.38 AM:
A twin-engine Bell 430 Andhra Pradesh Government helicopter carrying
the Chief Minister takes off from the old Begumpet airport (Hyderabad)
for Chitoor district. The CM was accompanied by Principal Secretary S
Subramanyam, and Chief Security Officer A S C Wesley.
09:13 AM:
The helicopter, flown by two pilots, loses contact with ATC Hyderabad
while possibly flying over the Nallamala forest area, a naxalite
stronghold. The helicopter had fuel for a maximum endurance of 2 hours
45 minutes. The helicopter was to change over the contact to Chennai
airport, however, it lost contact from both places.
10 to 11 AM: The Prime Minister's Office, the Union Home Ministry, the Defence Ministry and Civil Aviation Ministry are alerted.
12 to 1 PM:
Four helicopters, including three belonging to the Indian Air Force,
launch search operations, but no contact is established because of
strong winds and inclement weather. Home Minister P Chidambaram starts
monitoring the situation.
2 to 3 PM: An unmanned
aerial vehicle with reconnaissance cameras from the defence ministry is
pressed into service. PM Manmohan Singh and Sonia Gandhi express their
concern over the incident. Law Minister Veerappa Moiley sent to
Hyderabad.
4 to 5 PM: The Andhra Pradesh Finance
Minister, K Rosaiah, at a press conference says there is no word on the
Chief Minister. Andhra Pradesh Greyhound Force, a special force to
fight naxals in the state, starts search operation. The Andhra
government approaches US authorities for help to locate the missing
chopper.
6 to 7 pm: Search operation called off
due to bad light. Sonia Gandhi speaks to family of Andhra CM. 500 CRPF
personnel from a local unit comb the area. Two Su-30 MKI fighter
aircraft pressed into search operation with IL-78 mid air refueller.
Latest: National Security Advisor, M K Narayan ruled out the possibility of naxals hitting the chopper.
Compiled by Anshuman G Dutta and Surender Sharma
Political leaders who died in air crashes
Sanjay Gandhi was killed when the glider he was flying crashed at the Safdarjung airport in Delhi some 29 years back.
Madhavrao Scindia was killed in a plane crash on Sept 30, 2001, when he was travelling to Kanpur to address a Congress rally.
Lok Sabha Speaker G M C Balayogi died in a chopper crash on March 3, 2002 in West Godavari district, Andhra Pradesh.
Haryana ministers O P Jindal and Surendra Singh were killed in a helicopter crash a few years back.
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Thursday, 03 September 2009 |
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CHENNAI: "Victor Tango Alpha Pappa
Golf calling Chennai radio. We are from Hyderabad heading for Chittoor. Departed
Begumpet at. We are climbing 550 (5,500 ft). Expected time of arrival at
Chittoor."
"Roger."
That was the last radio communication
between the pilot of the fateful helicopter carrying Andhra Pradesh chief
minister Y S Rajashekhar Reddy and the Flight Information Region (FIR) in
Chennai. That was around 9.10 am. After a few minutes, the pilot radioed the
Hyderabad control that he would be in contact with Chennai, following which
Hyderabad handed over the control to the Chennai FIR.
"We haven't
heard anything from the chopper after that," an air traffic official privy to
the last communication told TOI, explaining the fire-fighting that followed.
According to protocol, if no communication is received from an aircraft 30
minutes after its control is handed over to an FIR, the centre goes about
plotting three phases: Uncertainty phase, alert phase and distress phase, each
at an interval of 30 minutes.
Hearing nothing from the chopper, which
was to communicate using a high frequency radio (HF), Chennai FIR kept switching
between two HF radios, 6655 KHz and 8909 KHz. "Chennai radio calling Victor
Tango Alpha Pappa Golf. Are you reading?" No reply. FIR then tuned into the very
high frequency (VHF) band of 123.4 MHz, usually used for communication between
pilots.
"We wanted to see if the pilot lost our frequency and was
trying some other pilot. When there was still no reply, we tried the universal
emergency frequency 121.5 MHz, to which any pilot in an emergency situation is
expected to tune in. That too drew a blank," the source said.
FIR
then initiated the 'uncertainty phase' and sent out signals to all air traffic control stations and airports in the vicinity such as Tirupati, Mangalore,
Visakhapatnam, Bangalore and Hyderabad about the missing chopper.
The 'alert phase' started around 10.40 am and all the stations were
called up to inquire about any signals they received. The air traffic management
and Airports Authority of India top brass were then informed before going into
the 'distress phase'. Subsequently, the regional coordination centre attached to
the FIR took over the case.
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Thursday, 03 September 2009 |
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HYDERABAD | NEW DELHI: The
airworthiness of the missing Bell 430 helicopter in which YS Rajasekhara Reddy
was flying has come under lens amid
reports it had a troubled past. However, the
Directorate General of Civil Aviation (DGCA) said there was nothing to suggest
it was unfit for flying. The DGCA, the civil aviation regulator which also
provides licenses to aircraft and their operators, said the required licenses of
the chopper were renewed on a regular basis.
Officials of the Bell
company, said flight engineers have to sign documents on a daily basis after
carrying out required maintenance. However, this particular aircraft was
experiencing technical trouble on a regular basis and, therefore, was currently
being used to train pilots, sources in the CMs office said in Hyderabad.
A few months ago, the helicopter had suffered a fault mid-air when
it was carrying Tibetan spiritual leader Dalai Lama from Hyderabad to Gulbarga,
they said, but nothing untoward happened. The sources said often it was
wrong handling and non-compliance of set procedures that led to
the problems and noted that the Bell-430 seven-seater had recently got a crack
on its windshield.
Subsequently, the crack was replaced during the
routine maintenance of the Bell-430, the sources, on conditions of anonymity,
said. There were a couple of occasions when wrong coordinates were fed into the
helicopters system because of which the aircraft, carrying the VIP, had
to hover in air in search of the helipad for making a safe landing, they said.
The Bell-430 is equipped with at least two radio systems, weather
radar and emergency locator transmitter, among other sophisticated equipment,
and is certified for day and night operations.
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Thursday, 03 September 2009 |
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HYDERABAD: The Bell-430 helicopter, which Andhra Pradesh Chief
Minister Y.S. Rajasekhara Reddy took to fly to Chittoor district on
Wednesday, was virtually dusted off from a hangar at the Begumpet
airport here.
It was exactly one year ago that the State government acquired a
brand new AgustaWestland AW-139 helicopter from the companys main
facility in Italy for Rs. 58 crore. But, Dr. Reddy had no option other
than using the Bell-430 as the AgustaWestland helicopter was recently
sent for overhaul after having been in operation for one full year.
The Bell-430, purchased from the U.S. for Rs. 26 crore, was found
inadequate as it lacked night-landing facility and often required
repairs and overhaul. On Wednesday, it was flown by a new pilot in
place of the Chief Ministers regular pilot who was drawn from the
Indian Air Force.
The Bell helicopter was transferred to the A.P. Aviation
Corporation, constituted recently to undertake commercial operations of
helicopters, and ever since it had been confined to the hangar.
The AgustaWestland was brought to New Delhi first by a Russian
aircraft in August last year and flown to Hyderabad on September 15
after trials.
A team headed by Finance Minister K. Rosaiah, which was monitoring
the search of the missing Bell-430 and rescue operations, said
AgustaWestland was a sturdy aircraft as it had two engines.
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Thursday, 03 September 2009 |
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HYDERABAD/VIZAG: Has it got anything
to do with bad muhurtham? Astrologers believe that Y S Rajasekhara Reddy is
facing many hurdles in his second term as CM since his swearing-in was conducted
at an inauspicious time.
"If one wishes to take up a particular
work, one selects a perfect muhurtham. But the 'muhurtham' in which YSR took the
oath was not favourable to him. It was fixed after the sunset at 6.32 pm,"
astrologer Nittala Kameswara Bapurao said.
"In Jyotish Shastra, sun
is the single most significant factor for administration, ruling and holding
power. But his managers simply neglected the importance of sun and fixed the
muhurtham in a weak lagnam â Scorpio," he added. When he began his first
term in 2004, YSR had taken the oath in the morning.
Rao said he and
Swamy Swaroopa Nandendra had suggested a muhurtham after 12 noon. "That is a Leo
lagna, which is a strong lagna for administration. But they changed their mind
and fixed it after sunset on public demand," he said. Sources said the CM's
campaign managers and political leaders had said they couldn't bring the huge
crowd in the morning or afternoon and hence insisted for an evening
function.
Another astrologer, requesting anonymity, said there are
different planets for different occasions. Pandits fix the marriage muhurtam in
strong period of Venus because Venus is the significant contributor for
marriages. "Likewise, Jupiter is strong for education. That's why upanayana
muhurtham is fixed in Jupiter period and Mars for wars," he
elaborated.
The astrologers also said because of the planetary
movements, YSR's problems in the second term have been
surmounted.
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