Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.355586E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-02T21:51:56+0800
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    1 Object 1

    AOE ID 25682
    NORAD ID 25682
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 25789
    NORAD ID 25789
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter LANDSAT 7 QUIKSCAT
    Time of Closest Approach 2026-10-03T06:39:32+0000
    Collision Probability (Pc) 2.355586E-6
    Conjunction Distance (km) 2.088 km
    Relative Speed (km/s) 12.877 km/s
    Conjunction Risk Parameters R (Radial): 1.129 | I (In-track): -0.894 | C (Cross-track): 1.512
    Collision Risk Index (CRI) 0.42
    X Position (km) 1082.579 1080.974
    Position Y (km) -1589.801 -1590.563
    Position Z (km) -6800.194 -6799.099
    Velocity X (km/s) 0.392 -6.747
    Velocity Y (km/s) -7.279 2.868
    Velocity Z (km/s) 1.765 -1.684

    Orbital Parameters 国际轨道数据源

    Parameter LANDSAT 7 QUIKSCAT
    Semimajor Axis (a) 7058.455 km 7097.968 km
    Eccentricity (e) 0.000175 0.009432
    Inclination (i) 97.8647° 98.2504°
    RAAN 274.0433° 153.4578°
    Perigee Argument 93.2993° 315.8433°
    Mean Anomaly (M) 323.4593° 43.5260°
    Apogee 681.552 km 786.780 km
    Perigee 679.084 km 652.882 km
    Orbit Epoch 2026-10-02T06:39:35+0000 2026-10-01T15:25:45+0000

    LANDSAT 7 & QUIKSCAT Collision Probability (Pc) Trend

    LANDSAT 7 & QUIKSCAT Collision Probability (Pc) TrendNot Available

    LANDSAT 7 & QUIKSCAT Miss Distance (Miss Distance) Trend

    LANDSAT 7 & QUIKSCAT Miss Distance (Miss Distance) TrendNot Available

    LANDSAT 7Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QUIKSCATMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LANDSAT 7Collision Probability Trend

    Object 1 Probability TrendNot Available

    QUIKSCATCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LANDSAT 7

    No nearby objects data