The MGS online helicorder presents seismic data for an entire day. Each line of data on the record is a 15 minute recording of earth movements. The lines, or traces, alternate in color to make them easier to read.Typically, the traces are fairly flat, with only a small amount of waviness: (click here for an example).he seismograph's day begins at midnight, UTC time, which is 19:00 EST (7:00 p.m.). The helicorder records are near real-time. There is a 5 minute delay from the time the data are transmitted from the seismometer to the time they are displayed on the Internet. The delay is due to data transmission and processing.
Other medical conditions that can create ringing in your ears include: 1  age-related hearing loss. 2  muscle spasms in your middle ear. 3  Meniereâs disease (an inner ear condition that affects hearing and balance). 4  temperomandibular joint disorders that cause chronic pain in your jaw and head. 5  head and neck injuries.
Consult a doctor if tinnitus comes on suddenly and is accompanied by hearing loss or dizziness. A sudden ear ringing may be the result of a newly prescribed medication, in which case the prescribing physician should be alerted to the problem. With the frequent difficulty of determining a diagnosis or underlying cause, solutions to tinnitus can be elusive.