Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.552668E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T08:24:06+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59188
    NORAD ID 59188
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63403
    NORAD ID 63403
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31478 STARLINK-33676
    Time of Closest Approach 2026-10-21T17:25:43+0000
    Collision Probability (Pc) 1.552668E-6
    Conjunction Distance (km) 1.486 km
    Relative Speed (km/s) 1.307 km/s
    Conjunction Risk Parameters R (Radial): -0.679 | I (In-track): -1.316 | C (Cross-track): 0.112
    Collision Risk Index (CRI) 0.39
    X Position (km) -5005.011 -5004.358
    Position Y (km) 596.863 598.116
    Position Z (km) -4659.541 -4659.081
    Velocity X (km/s) -1.34 -0.461
    Velocity Y (km/s) -7.483 -7.589
    Velocity Z (km/s) 0.482 -0.479

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31478 STARLINK-33676
    Semimajor Axis (a) 6861.258 km 6861.192 km
    Eccentricity (e) 0.000063 0.000117
    Inclination (i) 43.0002° 42.9980°
    RAAN 263.9934° 278.7953°
    Perigee Argument 280.2238° 246.0865°
    Mean Anomaly (M) 79.8542° 113.9865°
    Apogee 483.554 km 483.857 km
    Perigee 482.688 km 482.253 km
    Orbit Epoch 2026-10-20T07:16:26+0000 2026-10-20T05:45:08+0000

    STARLINK-31478 & STARLINK-33676 Collision Probability (Pc) Trend

    STARLINK-31478 & STARLINK-33676 Collision Probability (Pc) TrendNot Available

    STARLINK-31478 & STARLINK-33676 Miss Distance (Miss Distance) Trend

    STARLINK-31478 & STARLINK-33676 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31478Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33676Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31478Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33676Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31478

    No nearby objects data