Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.733589E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:12:33+0800
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    1 Object 1

    AOE ID 49427
    NORAD ID 49427
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 60470
    NORAD ID 60470
    Object Type PAYLOAD
    Country
    GB GB

    Conjunction Constraints

    Parameter STARLINK-3131 PHISAT 2
    Time of Closest Approach 2026-09-05T19:53:22+0000
    Collision Probability (Pc) 1.733589E-6
    Conjunction Distance (km) 2.507 km
    Relative Speed (km/s) 14.602 km/s
    Conjunction Risk Parameters R (Radial): 2.443 | I (In-track): -0.164 | C (Cross-track): 0.537
    Collision Risk Index (CRI) 0.4
    X Position (km) -5363.297 -5364.873
    Position Y (km) 2926.075 2927.514
    Position Z (km) 3086.862 3088.177
    Velocity X (km/s) -0.21 -2.473
    Velocity Y (km/s) -5.727 2.599
    Velocity Z (km/s) 5.044 -6.735

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3131 PHISAT 2
    Semimajor Axis (a) 6848.870 km 6847.941 km
    Eccentricity (e) 0.000170 0.000136
    Inclination (i) 53.1603° 97.3702°
    RAAN 138.8782° 325.4572°
    Perigee Argument 85.5644° 31.5947°
    Mean Anomaly (M) 274.5552° 328.5376°
    Apogee 471.898 km 470.738 km
    Perigee 469.568 km 468.870 km
    Orbit Epoch 2026-09-03T17:37:42+0000 2026-09-03T15:29:42+0000

    STARLINK-3131 & PHISAT 2 Collision Probability (Pc) Trend

    STARLINK-3131 & PHISAT 2 Collision Probability (Pc) TrendNot Available

    STARLINK-3131 & PHISAT 2 Miss Distance (Miss Distance) Trend

    STARLINK-3131 & PHISAT 2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3131Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    PHISAT 2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3131Collision Probability Trend

    Object 1 Probability TrendNot Available

    PHISAT 2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3131

    No nearby objects data