Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.59892E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T16:11:54+0800
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    1 Object 1

    AOE ID 53161
    NORAD ID 53161
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 61779
    NORAD ID 61779
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter STARLINK-4055 MSU ALTAIR
    Time of Closest Approach 2026-10-29T18:37:30+0000
    Collision Probability (Pc) 5.59892E-6
    Conjunction Distance (km) 1.304 km
    Relative Speed (km/s) 5.735 km/s
    Conjunction Risk Parameters R (Radial): -1.214 | I (In-track): 0.44 | C (Cross-track): 0.181
    Collision Risk Index (CRI) 0.5
    X Position (km) -6761.077 -6759.906
    Position Y (km) 1013.436 1013.14
    Position Z (km) -175.361 -174.87
    Velocity X (km/s) -0.826 -0.039
    Velocity Y (km/s) -4.506 0.983
    Velocity Z (km/s) 6.111 7.569

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4055 MSU ALTAIR
    Semimajor Axis (a) 6837.930 km 6826.353 km
    Eccentricity (e) 0.000123 0.001185
    Inclination (i) 53.1562° 97.2792°
    RAAN 178.1637° 170.1264°
    Perigee Argument 95.9121° 175.8018°
    Mean Anomaly (M) 145.9774° 184.3330°
    Apogee 460.638 km 456.302 km
    Perigee 458.948 km 440.130 km
    Orbit Epoch 2026-10-28T14:00:02+0000 2026-10-28T14:32:54+0000

    STARLINK-4055 & MSU ALTAIR Collision Probability (Pc) Trend

    STARLINK-4055 & MSU ALTAIR Collision Probability (Pc) TrendNot Available

    STARLINK-4055 & MSU ALTAIR Miss Distance (Miss Distance) Trend

    STARLINK-4055 & MSU ALTAIR Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4055Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    MSU ALTAIRMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4055Collision Probability Trend

    Object 1 Probability TrendNot Available

    MSU ALTAIRCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4055

    No nearby objects data