Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.125925E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T00:02:16+0800
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    1 Object 1

    AOE ID 54773
    NORAD ID 54773
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68633
    NORAD ID 68633
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5453 MISR-C-2
    Time of Closest Approach 2026-10-22T01:57:52+0000
    Collision Probability (Pc) 7.125925E-7
    Conjunction Distance (km) 2.953 km
    Relative Speed (km/s) 4.591 km/s
    Conjunction Risk Parameters R (Radial): -2.008 | I (In-track): -2.066 | C (Cross-track): 0.645
    Collision Risk Index (CRI) 0.32
    X Position (km) -4098.462 -4096.725
    Position Y (km) 109.664 111.699
    Position Z (km) 5465.998 5464.749
    Velocity X (km/s) -0.061 -3.56
    Velocity Y (km/s) -7.638 -6.28
    Velocity Z (km/s) 0.107 -2.536

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5453 MISR-C-2
    Semimajor Axis (a) 6840.876 km 6859.604 km
    Eccentricity (e) 0.000143 0.003257
    Inclination (i) 53.1584° 60.0211°
    RAAN 100.2708° 56.6723°
    Perigee Argument 88.5328° 114.1525°
    Mean Anomaly (M) 271.5837° 246.2969°
    Apogee 463.715 km 503.807 km
    Perigee 461.763 km 459.127 km
    Orbit Epoch 2026-10-19T21:59:28+0000 2026-10-20T00:47:51+0000

    STARLINK-5453 & MISR-C-2 Collision Probability (Pc) Trend

    STARLINK-5453 & MISR-C-2 Collision Probability (Pc) TrendNot Available

    STARLINK-5453 & MISR-C-2 Miss Distance (Miss Distance) Trend

    STARLINK-5453 & MISR-C-2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5453Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    MISR-C-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5453Collision Probability Trend

    Object 1 Probability TrendNot Available

    MISR-C-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5453

    No nearby objects data