Contact details:

Station to make contact: KC2CJT - Douglas Cochran, student at Land O'Pines School, Howell, NJ

Callsign to be used at school: KC2CJT

Callsign to be used on Mir: R0MIR

Time of contact: 20:34 UTC 4:34 PM EDT on Thursday April 9, 1998

 

Frequency and backup for direct contact:

Primary: Downlink: 437.925 Uplink: 435.725 MHz PL Tone: 151.4

Backup: Downlink: 437.950 Uplink: 435.750 MHz PL Tone: 141.3

 

The statistics* for the

Land O'Pines direct link, 20:34 UTC April 9, 1998 MIR 25 Mission 95B

Questions Asked : 11

Questions that were repeated : 3

Questions answered : 9 (Answers to two questions lost : one at beginning of outage and the other at end of contact)

Contact duration : 8m 55s (First word from astronaut to his saying "clear" )

Contact Outage : 1m 50s ( Started suddenly at 4m 10s into contact as station passed overhead. Contact was restored on backup frequency but very noisy for the first two questions thereafter, accounted for two of the repeated questions )


Mir

1 16609U 86017A   98098.31713181  .00020042  00000-0  21869-3 0  4052

2 16609  51.6588  40.1092 0003867 203.6678 156.4145 15.63353314693120



Satellite: Mir

Catalog number: 16609

Epoch time:      98098.31713181    =    (08-Apr-1998   07:36:40.188 UTC)

Element set:     405

Inclination:       51.6588 deg

RA of node:        40.1092 deg          Semi-major axis:  3647.9877

n.mi.

Eccentricity:     .0003867              Apogee altitude:   205.4643

n.mi.

Arg of perigee:   203.6678 deg          Perigee altitude:  202.6429

n.mi.

Mean anomaly:     156.4145 deg          Altitude decay:       .0312

n.mi./day

Mean motion:   15.63353314 rev/day      Apsidal rotation:    3.7586

deg/day

Decay rate:     2.0042e-04 rev/day^2    Nodal regression:   -5.0462

deg/day

Epoch rev:           69312              Nodal period:       92.0482 min

Checksum:              291


 

Ken Cochran

N2RPN

 

*Calculated from tape of contact.