Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.147735E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T14:04:42+0800
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    1 Object 1

    AOE ID 58578
    NORAD ID 58578
    Object Type PAYLOAD
    Country
    JP JP
    VS

    2 Object 2

    AOE ID 63422
    NORAD ID 63422
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter QPS-SAR-5 TSUKUYOMI-I STARLINK-33686
    Time of Closest Approach 2026-09-05T18:05:43+0000
    Collision Probability (Pc) 2.147735E-6
    Conjunction Distance (km) 1.938 km
    Relative Speed (km/s) 8.253 km/s
    Conjunction Risk Parameters R (Radial): 0.629 | I (In-track): 1.546 | C (Cross-track): 0.986
    Collision Risk Index (CRI) 0.42
    X Position (km) 4182.039 4180.33
    Position Y (km) -4317.124 -4317.993
    Position Z (km) 3301.818 3301.541
    Velocity X (km/s) 3.278 5.984
    Velocity Y (km/s) 5.916 2.97
    Velocity Z (km/s) 3.537 -3.681

    Orbital Parameters 国际轨道数据源

    Parameter QPS-SAR-5 TSUKUYOMI-I STARLINK-33686
    Semimajor Axis (a) 6871.338 km 6861.159 km
    Eccentricity (e) 0.002574 0.000091
    Inclination (i) 42.0091° 42.9977°
    RAAN 281.0148° 175.5083°
    Perigee Argument 100.7820° 305.0320°
    Mean Anomaly (M) 259.5914° 55.0446°
    Apogee 510.890 km 483.645 km
    Perigee 475.512 km 482.399 km
    Orbit Epoch 2026-09-04T23:01:22+0000 2026-09-04T19:32:16+0000

    QPS-SAR-5 TSUKUYOMI-I & STARLINK-33686 Collision Probability (Pc) Trend

    QPS-SAR-5 TSUKUYOMI-I & STARLINK-33686 Collision Probability (Pc) TrendNot Available

    QPS-SAR-5 TSUKUYOMI-I & STARLINK-33686 Miss Distance (Miss Distance) Trend

    QPS-SAR-5 TSUKUYOMI-I & STARLINK-33686 Miss Distance (Miss Distance) TrendNot Available

    QPS-SAR-5 TSUKUYOMI-IMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33686Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    QPS-SAR-5 TSUKUYOMI-ICollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33686Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with QPS-SAR-5 TSUKUYOMI-I

    No nearby objects data