Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.025037E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T08:30:05+0800
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    1 Object 1

    Name GRUS-1A
    AOE ID 43890
    NORAD ID 43890
    Object Type PAYLOAD
    Country
    TBD TBD
    VS

    2 Object 2

    AOE ID 55290
    NORAD ID 55290
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter GRUS-1A STARLINK-5266
    Time of Closest Approach 2026-09-06T11:33:22+0000
    Collision Probability (Pc) 5.025037E-6
    Conjunction Distance (km) 1.647 km
    Relative Speed (km/s) 15.042 km/s
    Conjunction Risk Parameters R (Radial): 0.926 | I (In-track): 0.148 | C (Cross-track): 1.355
    Collision Risk Index (CRI) 0.49
    X Position (km) -2835.046 -2833.434
    Position Y (km) 5988.95 5988.621
    Position Z (km) -2111.555 -2111.606
    Velocity X (km/s) -0.045 -1.539
    Velocity Y (km/s) 2.498 -3.1
    Velocity Z (km/s) 7.146 -6.735

    Orbital Parameters 国际轨道数据源

    Parameter GRUS-1A STARLINK-5266
    Semimajor Axis (a) 6948.618 km 6950.183 km
    Eccentricity (e) 0.000704 0.000373
    Inclination (i) 97.4380° 69.9992°
    RAAN 111.4203° 295.9817°
    Perigee Argument 248.8746° 268.0284°
    Mean Anomaly (M) 111.1726° 92.0447°
    Apogee 575.370 km 574.642 km
    Perigee 565.592 km 569.450 km
    Orbit Epoch 2026-09-04T21:10:55+0000 2026-09-03T13:46:33+0000

    GRUS-1A & STARLINK-5266 Collision Probability (Pc) Trend

    GRUS-1A & STARLINK-5266 Collision Probability (Pc) TrendNot Available

    GRUS-1A & STARLINK-5266 Miss Distance (Miss Distance) Trend

    GRUS-1A & STARLINK-5266 Miss Distance (Miss Distance) TrendNot Available

    GRUS-1AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5266Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GRUS-1ACollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5266Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GRUS-1A

    No nearby objects data