Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.004255E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T06:07:49+0800
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    1 Object 1

    AOE ID 227
    NORAD ID 227
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 60385
    NORAD ID 60385
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DELTA 1 DEB (YO) QIANFAN-7
    Time of Closest Approach 2026-10-28T22:55:45+0000
    Collision Probability (Pc) 4.004255E-6
    Conjunction Distance (km) 1.731 km
    Relative Speed (km/s) 13.412 km/s
    Conjunction Risk Parameters R (Radial): 0.458 | I (In-track): -0.725 | C (Cross-track): 1.504
    Collision Risk Index (CRI) 0.47
    X Position (km) -1433.516 -1431.867
    Position Y (km) -6020.038 -6019.664
    Position Z (km) 3612.779 3613.148
    Velocity X (km/s) 5.058 1.025
    Velocity Y (km/s) -3.581 3.64
    Velocity Z (km/s) -4.121 6.436

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB (YO) QIANFAN-7
    Semimajor Axis (a) 7133.836 km 7176.862 km
    Eccentricity (e) 0.012743 0.001759
    Inclination (i) 48.1454° 88.9766°
    RAAN 119.1966° 256.2286°
    Perigee Argument 241.2925° 73.2715°
    Mean Anomaly (M) 117.5113° 287.0408°
    Apogee 846.609 km 811.349 km
    Perigee 664.789 km 786.101 km
    Orbit Epoch 2026-10-26T12:01:49+0000 2026-10-27T04:44:31+0000

    DELTA 1 DEB (YO) & QIANFAN-7 Collision Probability (Pc) Trend

    DELTA 1 DEB (YO) & QIANFAN-7 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB (YO) & QIANFAN-7 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB (YO) & QIANFAN-7 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEB (YO)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-7Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEB (YO)Collision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-7Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB (YO)

    No nearby objects data