Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.218113E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T00:02:37+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53554
    NORAD ID 53554
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67221
    NORAD ID 67221
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4506 DISKSAT D
    Time of Closest Approach 2026-09-15T20:34:08+0000
    Collision Probability (Pc) 2.218113E-6
    Conjunction Distance (km) 1.57 km
    Relative Speed (km/s) 3.382 km/s
    Conjunction Risk Parameters R (Radial): 1.147 | I (In-track): 1.045 | C (Cross-track): 0.241
    Collision Risk Index (CRI) 0.42
    X Position (km) 2295.106 2294.712
    Position Y (km) 4356.853 4358.27
    Position Z (km) 4849.468 4850.015
    Velocity X (km/s) -4.313 -6.367
    Velocity Y (km/s) 5.53 4.086
    Velocity Z (km/s) -2.919 -0.654

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4506 DISKSAT D
    Semimajor Axis (a) 6917.897 km 6915.664 km
    Eccentricity (e) 0.000104 0.000645
    Inclination (i) 53.1618° 45.0050°
    RAAN 293.1770° 330.8904°
    Perigee Argument 84.3347° 302.3524°
    Mean Anomaly (M) 275.7762° 57.6728°
    Apogee 540.477 km 541.987 km
    Perigee 539.043 km 533.067 km
    Orbit Epoch 2026-09-15T02:33:29+0000 2026-09-14T06:01:27+0000

    STARLINK-4506 & DISKSAT D Collision Probability (Pc) Trend

    STARLINK-4506 & DISKSAT D Collision Probability (Pc) TrendNot Available

    STARLINK-4506 & DISKSAT D Miss Distance (Miss Distance) Trend

    STARLINK-4506 & DISKSAT D Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4506Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    DISKSAT DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4506Collision Probability Trend

    Object 1 Probability TrendNot Available

    DISKSAT DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4506

    No nearby objects data