Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.113601E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:18:21+0800
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    1 Object 1

    AOE ID 31305
    NORAD ID 31305
    Object Type ROCKET BODY
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53026
    NORAD ID 53026
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter PEGASUS R/B STARLINK-4119
    Time of Closest Approach 2026-10-20T22:43:37+0000
    Collision Probability (Pc) 2.113601E-6
    Conjunction Distance (km) 2.238 km
    Relative Speed (km/s) 13.977 km/s
    Conjunction Risk Parameters R (Radial): 0.172 | I (In-track): -0.881 | C (Cross-track): 2.05
    Collision Risk Index (CRI) 0.42
    X Position (km) 558.524 556.592
    Position Y (km) 4794.987 4794.172
    Position Z (km) -4865.34 -4866.123
    Velocity X (km/s) 0.872 -6.121
    Velocity Y (km/s) -5.444 3.565
    Velocity Z (km/s) -5.266 2.814

    Orbital Parameters 国际轨道数据源

    Parameter PEGASUS R/B STARLINK-4119
    Semimajor Axis (a) 6853.418 km 6848.778 km
    Eccentricity (e) 0.000937 0.000057
    Inclination (i) 97.9432° 53.1605°
    RAAN 270.9827° 136.9847°
    Perigee Argument 237.2914° 75.8708°
    Mean Anomaly (M) 122.7423° 284.2357°
    Apogee 481.702 km 471.035 km
    Perigee 468.860 km 470.247 km
    Orbit Epoch 2026-10-20T12:19:35+0000 2026-10-19T23:30:35+0000

    PEGASUS R/B & STARLINK-4119 Collision Probability (Pc) Trend

    PEGASUS R/B & STARLINK-4119 Collision Probability (Pc) TrendNot Available

    PEGASUS R/B & STARLINK-4119 Miss Distance (Miss Distance) Trend

    PEGASUS R/B & STARLINK-4119 Miss Distance (Miss Distance) TrendNot Available

    PEGASUS R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4119Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PEGASUS R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4119Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PEGASUS R/B

    No nearby objects data