Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.812316E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T13:56:47+0800
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    1 Object 1

    Name OICETS
    AOE ID 28809
    NORAD ID 28809
    Object Type PAYLOAD
    Country
    JP JP
    VS

    2 Object 2

    AOE ID 59325
    NORAD ID 59325
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OICETS STARLINK-31611
    Time of Closest Approach 2026-09-04T15:54:13+0000
    Collision Probability (Pc) 5.812316E-6
    Conjunction Distance (km) 1.51 km
    Relative Speed (km/s) 12.364 km/s
    Conjunction Risk Parameters R (Radial): 0.137 | I (In-track): -0.875 | C (Cross-track): -1.222
    Collision Risk Index (CRI) 0.5
    X Position (km) 4620.574 4619.573
    Position Y (km) -2053.413 -2054.099
    Position Z (km) 4628.494 4629.391
    Velocity X (km/s) 4.048 2.477
    Velocity Y (km/s) -3.385 7.179
    Velocity Z (km/s) -5.515 0.713

    Orbital Parameters 国际轨道数据源

    Parameter OICETS STARLINK-31611
    Semimajor Axis (a) 6869.837 km 6861.175 km
    Eccentricity (e) 0.002049 0.000103
    Inclination (i) 98.0529° 43.0018°
    RAAN 147.5787° 265.3195°
    Perigee Argument 104.9016° 291.0735°
    Mean Anomaly (M) 255.4491° 69.0007°
    Apogee 505.779 km 483.742 km
    Perigee 477.621 km 482.334 km
    Orbit Epoch 2026-09-03T17:15:21+0000 2026-09-03T03:27:11+0000

    OICETS & STARLINK-31611 Collision Probability (Pc) Trend

    OICETS & STARLINK-31611 Collision Probability (Pc) TrendNot Available

    OICETS & STARLINK-31611 Miss Distance (Miss Distance) Trend

    OICETS & STARLINK-31611 Miss Distance (Miss Distance) TrendNot Available

    OICETSMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31611Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OICETSCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31611Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OICETS

    No nearby objects data