Observation 3500

General parameters

AOS

2021-02-23 08:36:02

TCA

2021-02-23 08:41:46, 05m 43s since AOS (corrected, the original observation record incorrectly says TCA = AOS)

LOS

2021-02-23 08:47:30, 11m 27s 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 7235.6km x 838.0km

Inclination i

1.7 deg

Major semi-axis a

7225.9 km

Eccentricity e

0.0013456

Apogee

857.5 km above surface

Perigee

838.0 km above surface

RAAN Ω

2.0 deg

Epoch

2021-02-21T03:24:16.287552 UTC

Period

101.9 min (101m 52s)

TLE format

        
            
            1
            28654U
            05018A  
            21052.14185518
             .00000071
             00000-0
             62869-4
            0
             9995

            
 

            2
            28654
             99.0099
            116.4697
            0013456
            248.2746
            111.6993
            14.12582907812111
        
    

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