Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.331125E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T14:58:27+0800
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    1 Object 1

    AOE ID 4221
    NORAD ID 4221
    Object Type PAYLOAD
    Country
    DE DE
    VS

    2 Object 2

    AOE ID 46028
    NORAD ID 46028
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter AZUR (GRS A) STARLINK-1523
    Time of Closest Approach 2026-09-04T18:14:33+0000
    Collision Probability (Pc) 3.331125E-6
    Conjunction Distance (km) 1.744 km
    Relative Speed (km/s) 10.456 km/s
    Conjunction Risk Parameters R (Radial): -1.581 | I (In-track): 0.525 | C (Cross-track): 0.514
    Collision Risk Index (CRI) 0.45
    X Position (km) 1280.516 1281.228
    Position Y (km) 4267.363 4268.765
    Position Z (km) 5171.2 5171.955
    Velocity X (km/s) 0.916 -7.383
    Velocity Y (km/s) -5.869 -0.173
    Velocity Z (km/s) 4.796 1.965

    Orbital Parameters 国际轨道数据源

    Parameter AZUR (GRS A) STARLINK-1523
    Semimajor Axis (a) 6816.732 km 6833.973 km
    Eccentricity (e) 0.019058 0.000124
    Inclination (i) 102.6634° 53.1594°
    RAAN 86.8389° 17.4711°
    Perigee Argument 316.5616° 174.4032°
    Mean Anomaly (M) 42.0727° 185.6986°
    Apogee 568.510 km 456.681 km
    Perigee 308.680 km 454.991 km
    Orbit Epoch 2026-09-03T20:13:56+0000 2026-09-03T18:31:17+0000

    AZUR (GRS A) & STARLINK-1523 Collision Probability (Pc) Trend

    AZUR (GRS A) & STARLINK-1523 Collision Probability (Pc) TrendNot Available

    AZUR (GRS A) & STARLINK-1523 Miss Distance (Miss Distance) Trend

    AZUR (GRS A) & STARLINK-1523 Miss Distance (Miss Distance) TrendNot Available

    AZUR (GRS A)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-1523Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    AZUR (GRS A)Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-1523Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with AZUR (GRS A)

    No nearby objects data