Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.309474E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T15:48:43+0800
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    1 Object 1

    AOE ID 65435
    NORAD ID 65435
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68628
    NORAD ID 68628
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-34978 MISR-C-1
    Time of Closest Approach 2026-10-21T23:36:35+0000
    Collision Probability (Pc) 2.309474E-5
    Conjunction Distance (km) 0.993 km
    Relative Speed (km/s) 11.373 km/s
    Conjunction Risk Parameters R (Radial): -0.323 | I (In-track): 0.632 | C (Cross-track): -0.694
    Collision Risk Index (CRI) 0.62
    X Position (km) -2294.029 -2293.855
    Position Y (km) 2583.414 2582.444
    Position Z (km) 5898.982 5899.099
    Velocity X (km/s) 5.67 -5.017
    Velocity Y (km/s) -3.499 -5.746
    Velocity Z (km/s) 3.729 0.553

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-34978 MISR-C-1
    Semimajor Axis (a) 6843.638 km 6865.456 km
    Eccentricity (e) 0.000229 0.003433
    Inclination (i) 97.2850° 60.0228°
    RAAN 142.7951° 56.1214°
    Perigee Argument 90.4179° 103.5700°
    Mean Anomaly (M) 269.7327° 256.9209°
    Apogee 467.072 km 510.886 km
    Perigee 463.930 km 463.752 km
    Orbit Epoch 2026-10-20T12:53:38+0000 2026-10-20T17:21:58+0000

    STARLINK-34978 & MISR-C-1 Collision Probability (Pc) Trend

    STARLINK-34978 & MISR-C-1 Collision Probability (Pc) TrendNot Available

    STARLINK-34978 & MISR-C-1 Miss Distance (Miss Distance) Trend

    STARLINK-34978 & MISR-C-1 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-34978Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    MISR-C-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-34978Collision Probability Trend

    Object 1 Probability TrendNot Available

    MISR-C-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-34978

    No nearby objects data