Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.432024E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:44:25+0800
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    1 Object 1

    AOE ID 68628
    NORAD ID 68628
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69683
    NORAD ID 69683
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter MISR-C-1 STARLINK-37990
    Time of Closest Approach 2026-10-22T02:44:57+0000
    Collision Probability (Pc) 2.432024E-6
    Conjunction Distance (km) 1.989 km
    Relative Speed (km/s) 11.185 km/s
    Conjunction Risk Parameters R (Radial): -0.186 | I (In-track): -1.347 | C (Cross-track): -1.45
    Collision Risk Index (CRI) 0.43
    X Position (km) -2176.571 -2176.582
    Position Y (km) 2707.79 2709.504
    Position Z (km) 5887.478 5886.469
    Velocity X (km/s) -5.118 5.475
    Velocity Y (km/s) -5.641 -3.774
    Velocity Z (km/s) 0.69 3.753

    Orbital Parameters 国际轨道数据源

    Parameter MISR-C-1 STARLINK-37990
    Semimajor Axis (a) 6865.527 km 6843.648 km
    Eccentricity (e) 0.003455 0.000246
    Inclination (i) 60.0223° 97.2842°
    RAAN 61.4140° 138.8328°
    Perigee Argument 102.6758° 82.5628°
    Mean Anomaly (M) 257.8190° 277.5894°
    Apogee 511.111 km 467.194 km
    Perigee 463.669 km 463.828 km
    Orbit Epoch 2026-10-19T08:20:50+0000 2026-10-19T14:58:41+0000

    MISR-C-1 & STARLINK-37990 Collision Probability (Pc) Trend

    MISR-C-1 & STARLINK-37990 Collision Probability (Pc) TrendNot Available

    MISR-C-1 & STARLINK-37990 Miss Distance (Miss Distance) Trend

    MISR-C-1 & STARLINK-37990 Miss Distance (Miss Distance) TrendNot Available

    MISR-C-1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37990Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    MISR-C-1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37990Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with MISR-C-1

    No nearby objects data