Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.643571E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T06:46:17+0800
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    1 Object 1

    AOE ID 43613
    NORAD ID 43613
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64710
    NORAD ID 64710
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ICESAT-2 STARLINK-34447
    Time of Closest Approach 2026-09-16T15:23:49+0000
    Collision Probability (Pc) 1.643571E-4
    Conjunction Distance (km) 0.536 km
    Relative Speed (km/s) 13.399 km/s
    Conjunction Risk Parameters R (Radial): -0.109 | I (In-track): 0.243 | C (Cross-track): -0.464
    Collision Risk Index (CRI) 0.79
    X Position (km) 1733.012 1733.147
    Position Y (km) -2001.275 -2000.757
    Position Z (km) 6317.182 6317.191
    Velocity X (km/s) -5.11 7.245
    Velocity Y (km/s) 4.848 1.949
    Velocity Z (km/s) 2.929 -1.368

    Orbital Parameters 国际轨道数据源

    Parameter ICESAT-2 STARLINK-34447
    Semimajor Axis (a) 6859.111 km 6855.155 km
    Eccentricity (e) 0.000574 0.000223
    Inclination (i) 92.0023° 70.0032°
    RAAN 315.3943° 195.2779°
    Perigee Argument 107.8248° 277.5387°
    Mean Anomaly (M) 252.3628° 82.5535°
    Apogee 484.908 km 478.546 km
    Perigee 477.040 km 475.490 km
    Orbit Epoch 2026-09-15T13:57:35+0000 2026-09-15T02:51:33+0000

    ICESAT-2 & STARLINK-34447 Collision Probability (Pc) Trend

    ICESAT-2 & STARLINK-34447 Collision Probability (Pc) TrendNot Available

    ICESAT-2 & STARLINK-34447 Miss Distance (Miss Distance) Trend

    ICESAT-2 & STARLINK-34447 Miss Distance (Miss Distance) TrendNot Available

    ICESAT-2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34447Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ICESAT-2Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34447Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ICESAT-2

    No nearby objects data