Observation 1803

General parameters

AOS

2020-07-20 21:20:02

TCA

2020-07-20 21:22:48, 02m 45s since AOS (corrected, the original observation record incorrectly says TCA = AOS)

LOS

2020-07-20 21:25:34, 05m 31s since AOS

Satellite

NOAA 18, norad id 28654

Ground station

TKiS-1

Configuration

lna

none

filter

none

antenna

WiMo TA-1

protocol

APT

receiver

RTL-SDRv3

frequency

137912000

antenna-type

crossed dipole

Pass plots

Orbital parameters

Orbit overview

Satellite NOAA 18 at 7236.9km x 837.1km

Inclination i

1.7 deg

Major semi-axis a

7226.1 km

Eccentricity e

0.0014985999999999999

Apogee

858.8 km above surface

Perigee

837.1 km above surface

RAAN Ω

4.5 deg

Epoch

2020-07-16T16:49:34.029984 UTC

Period

101.9 min (101m 53s)

TLE format

        
            
            1
            28654U
            05018A  
            20198.70108831
             .00000046
             00000-0
             49328-4
            0
             9997

            
 

            2
            28654
             99.0417
            255.4006
            0014986
            145.6987
            214.5155
            14.12525306781139
        
    

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